Home / 23,459.76-32,374.22-13,387.68

Finding the Fourth Proportional to 23,459.76, 32,374.22 and 13,387.68

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Solution

The fourth proportional to 23,459.76, 32,374.22 and 13,387.68 is: 18,474.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,459.76 : 32,374.22 = 13,387.68 : x
  2. Step 2: Convert to fraction form
    23,459.76/32,374.22 = 13,387.68/x
  3. Step 3: Cross multiply
    23,459.76x = 32,374.22 × 13,387.68
  4. Step 4: Simplify right side
    23,459.76x = 433,415,630.67
  5. Step 5: Solve for x
    x = 433,415,630.67/23,459.76
  6. Step 6: Final answer
    x = 18,474.85

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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.