Home / 23,726.42-32,742.14-13,115.88

Finding the Fourth Proportional to 23,726.42, 32,742.14 and 13,115.88

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Solution

The fourth proportional to 23,726.42, 32,742.14 and 13,115.88 is: 18,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,726.42 : 32,742.14 = 13,115.88 : x
  2. Step 2: Convert to fraction form
    23,726.42/32,742.14 = 13,115.88/x
  3. Step 3: Cross multiply
    23,726.42x = 32,742.14 × 13,115.88
  4. Step 4: Simplify right side
    23,726.42x = 429,441,979.18
  5. Step 5: Solve for x
    x = 429,441,979.18/23,726.42
  6. Step 6: Final answer
    x = 18,099.74

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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.