Home / 39,498.15-54,507.42-21,593.14

Finding the Fourth Proportional to 39,498.15, 54,507.42 and 21,593.14

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Solution

The fourth proportional to 39,498.15, 54,507.42 and 21,593.14 is: 29,798.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,498.15 : 54,507.42 = 21,593.14 : x
  2. Step 2: Convert to fraction form
    39,498.15/54,507.42 = 21,593.14/x
  3. Step 3: Cross multiply
    39,498.15x = 54,507.42 × 21,593.14
  4. Step 4: Simplify right side
    39,498.15x = 1,176,986,351.10
  5. Step 5: Solve for x
    x = 1,176,986,351.10/39,498.15
  6. Step 6: Final answer
    x = 29,798.52

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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.