Home / 15,471.60-23,182.20-9,612.24

Finding the Fourth Proportional to 15,471.60, 23,182.20 and 9,612.24

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Solution

The fourth proportional to 15,471.60, 23,182.20 and 9,612.24 is: 14,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.60 : 23,182.20 = 9,612.24 : x
  2. Step 2: Convert to fraction form
    15,471.60/23,182.20 = 9,612.24/x
  3. Step 3: Cross multiply
    15,471.60x = 23,182.20 × 9,612.24
  4. Step 4: Simplify right side
    15,471.60x = 222,832,870.13
  5. Step 5: Solve for x
    x = 222,832,870.13/15,471.60
  6. Step 6: Final answer
    x = 14,402.70

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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.