Home / 25,115.60-37,624.80-14,715.20

Finding the Fourth Proportional to 25,115.60, 37,624.80 and 14,715.20

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Solution

The fourth proportional to 25,115.60, 37,624.80 and 14,715.20 is: 22,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115.60 : 37,624.80 = 14,715.20 : x
  2. Step 2: Convert to fraction form
    25,115.60/37,624.80 = 14,715.20/x
  3. Step 3: Cross multiply
    25,115.60x = 37,624.80 × 14,715.20
  4. Step 4: Simplify right side
    25,115.60x = 553,656,456.96
  5. Step 5: Solve for x
    x = 553,656,456.96/25,115.60
  6. Step 6: Final answer
    x = 22,044.33

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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.