Home / 29,306.80-43,934.28-13,720.24

Finding the Fourth Proportional to 29,306.80, 43,934.28 and 13,720.24

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Solution

The fourth proportional to 29,306.80, 43,934.28 and 13,720.24 is: 20,568.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,306.80 : 43,934.28 = 13,720.24 : x
  2. Step 2: Convert to fraction form
    29,306.80/43,934.28 = 13,720.24/x
  3. Step 3: Cross multiply
    29,306.80x = 43,934.28 × 13,720.24
  4. Step 4: Simplify right side
    29,306.80x = 602,788,865.83
  5. Step 5: Solve for x
    x = 602,788,865.83/29,306.80
  6. Step 6: Final answer
    x = 20,568.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.