Home / 12,502.42-18,757.95-4,713.46

Finding the Fourth Proportional to 12,502.42, 18,757.95 and 4,713.46

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Solution

The fourth proportional to 12,502.42, 18,757.95 and 4,713.46 is: 7,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.42 : 18,757.95 = 4,713.46 : x
  2. Step 2: Convert to fraction form
    12,502.42/18,757.95 = 4,713.46/x
  3. Step 3: Cross multiply
    12,502.42x = 18,757.95 × 4,713.46
  4. Step 4: Simplify right side
    12,502.42x = 88,414,847.01
  5. Step 5: Solve for x
    x = 88,414,847.01/12,502.42
  6. Step 6: Final answer
    x = 7,071.82

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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.