Home / 39,169.62-54,052.58-21,264.24

Finding the Fourth Proportional to 39,169.62, 54,052.58 and 21,264.24

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Solution

The fourth proportional to 39,169.62, 54,052.58 and 21,264.24 is: 29,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169.62 : 54,052.58 = 21,264.24 : x
  2. Step 2: Convert to fraction form
    39,169.62/54,052.58 = 21,264.24/x
  3. Step 3: Cross multiply
    39,169.62x = 54,052.58 × 21,264.24
  4. Step 4: Simplify right side
    39,169.62x = 1,149,387,033.74
  5. Step 5: Solve for x
    x = 1,149,387,033.74/39,169.62
  6. Step 6: Final answer
    x = 29,343.84

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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.