Home / 38,028.02-52,477.17-21,031.14

Finding the Fourth Proportional to 38,028.02, 52,477.17 and 21,031.14

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Solution

The fourth proportional to 38,028.02, 52,477.17 and 21,031.14 is: 29,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,028.02 : 52,477.17 = 21,031.14 : x
  2. Step 2: Convert to fraction form
    38,028.02/52,477.17 = 21,031.14/x
  3. Step 3: Cross multiply
    38,028.02x = 52,477.17 × 21,031.14
  4. Step 4: Simplify right side
    38,028.02x = 1,103,654,709.07
  5. Step 5: Solve for x
    x = 1,103,654,709.07/38,028.02
  6. Step 6: Final answer
    x = 29,022.14

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Half scale
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Double scale
Find fourth proportional to 38,029.02, 52,478.55 and 21,032.14
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.