Home / 18,233.76-25,162.20-10,679.16

Finding the Fourth Proportional to 18,233.76, 25,162.20 and 10,679.16

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Solution

The fourth proportional to 18,233.76, 25,162.20 and 10,679.16 is: 14,737.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.76 : 25,162.20 = 10,679.16 : x
  2. Step 2: Convert to fraction form
    18,233.76/25,162.20 = 10,679.16/x
  3. Step 3: Cross multiply
    18,233.76x = 25,162.20 × 10,679.16
  4. Step 4: Simplify right side
    18,233.76x = 268,711,159.75
  5. Step 5: Solve for x
    x = 268,711,159.75/18,233.76
  6. Step 6: Final answer
    x = 14,737.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.