Home / 38,028.02-52,480.51-21,032.19

Finding the Fourth Proportional to 38,028.02, 52,480.51 and 21,032.19

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Solution

The fourth proportional to 38,028.02, 52,480.51 and 21,032.19 is: 29,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,028.02 : 52,480.51 = 21,032.19 : x
  2. Step 2: Convert to fraction form
    38,028.02/52,480.51 = 21,032.19/x
  3. Step 3: Cross multiply
    38,028.02x = 52,480.51 × 21,032.19
  4. Step 4: Simplify right side
    38,028.02x = 1,103,780,005.04
  5. Step 5: Solve for x
    x = 1,103,780,005.04/38,028.02
  6. Step 6: Final answer
    x = 29,025.44

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Half scale
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Double scale
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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.