Home / 15,110.60-22,665.90-9,861.80

Finding the Fourth Proportional to 15,110.60, 22,665.90 and 9,861.80

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Solution

The fourth proportional to 15,110.60, 22,665.90 and 9,861.80 is: 14,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.60 : 22,665.90 = 9,861.80 : x
  2. Step 2: Convert to fraction form
    15,110.60/22,665.90 = 9,861.80/x
  3. Step 3: Cross multiply
    15,110.60x = 22,665.90 × 9,861.80
  4. Step 4: Simplify right side
    15,110.60x = 223,526,572.62
  5. Step 5: Solve for x
    x = 223,526,572.62/15,110.60
  6. Step 6: Final answer
    x = 14,792.70

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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.