Home / 15,524.70-23,287.05-13,710.30

Finding the Fourth Proportional to 15,524.70, 23,287.05 and 13,710.30

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Solution

The fourth proportional to 15,524.70, 23,287.05 and 13,710.30 is: 20,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.70 : 23,287.05 = 13,710.30 : x
  2. Step 2: Convert to fraction form
    15,524.70/23,287.05 = 13,710.30/x
  3. Step 3: Cross multiply
    15,524.70x = 23,287.05 × 13,710.30
  4. Step 4: Simplify right side
    15,524.70x = 319,272,441.62
  5. Step 5: Solve for x
    x = 319,272,441.62/15,524.70
  6. Step 6: Final answer
    x = 20,565.45

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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.