Home / 38,324.82-52,888.68-21,557.82

Finding the Fourth Proportional to 38,324.82, 52,888.68 and 21,557.82

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Solution

The fourth proportional to 38,324.82, 52,888.68 and 21,557.82 is: 29,750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.82 : 52,888.68 = 21,557.82 : x
  2. Step 2: Convert to fraction form
    38,324.82/52,888.68 = 21,557.82/x
  3. Step 3: Cross multiply
    38,324.82x = 52,888.68 × 21,557.82
  4. Step 4: Simplify right side
    38,324.82x = 1,140,164,643.48
  5. Step 5: Solve for x
    x = 1,140,164,643.48/38,324.82
  6. Step 6: Final answer
    x = 29,750.03

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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.