Home / 12,713.92-17,526.87-8,925.35

Finding the Fourth Proportional to 12,713.92, 17,526.87 and 8,925.35

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Solution

The fourth proportional to 12,713.92, 17,526.87 and 8,925.35 is: 12,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713.92 : 17,526.87 = 8,925.35 : x
  2. Step 2: Convert to fraction form
    12,713.92/17,526.87 = 8,925.35/x
  3. Step 3: Cross multiply
    12,713.92x = 17,526.87 × 8,925.35
  4. Step 4: Simplify right side
    12,713.92x = 156,433,361.52
  5. Step 5: Solve for x
    x = 156,433,361.52/12,713.92
  6. Step 6: Final answer
    x = 12,304.10

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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.