Home / 15,438.28-23,157.42-10,841.80

Finding the Fourth Proportional to 15,438.28, 23,157.42 and 10,841.80

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Solution

The fourth proportional to 15,438.28, 23,157.42 and 10,841.80 is: 16,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438.28 : 23,157.42 = 10,841.80 : x
  2. Step 2: Convert to fraction form
    15,438.28/23,157.42 = 10,841.80/x
  3. Step 3: Cross multiply
    15,438.28x = 23,157.42 × 10,841.80
  4. Step 4: Simplify right side
    15,438.28x = 251,068,116.16
  5. Step 5: Solve for x
    x = 251,068,116.16/15,438.28
  6. Step 6: Final answer
    x = 16,262.70

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Similar ratio
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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.