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Finding the Fourth Proportional to 35,792.38, 49,398.02 and 21,645.19

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Solution

The fourth proportional to 35,792.38, 49,398.02 and 21,645.19 is: 29,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,792.38 : 49,398.02 = 21,645.19 : x
  2. Step 2: Convert to fraction form
    35,792.38/49,398.02 = 21,645.19/x
  3. Step 3: Cross multiply
    35,792.38x = 49,398.02 × 21,645.19
  4. Step 4: Simplify right side
    35,792.38x = 1,069,229,528.52
  5. Step 5: Solve for x
    x = 1,069,229,528.52/35,792.38
  6. Step 6: Final answer
    x = 29,873.11

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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.