Home / 23,425.68-32,327.18-12,815.19

Finding the Fourth Proportional to 23,425.68, 32,327.18 and 12,815.19

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Solution

The fourth proportional to 23,425.68, 32,327.18 and 12,815.19 is: 17,684.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,425.68 : 32,327.18 = 12,815.19 : x
  2. Step 2: Convert to fraction form
    23,425.68/32,327.18 = 12,815.19/x
  3. Step 3: Cross multiply
    23,425.68x = 32,327.18 × 12,815.19
  4. Step 4: Simplify right side
    23,425.68x = 414,278,953.86
  5. Step 5: Solve for x
    x = 414,278,953.86/23,425.68
  6. Step 6: Final answer
    x = 17,684.82

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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.