Home / 12,505.38-18,757.71-5,926.98

Finding the Fourth Proportional to 12,505.38, 18,757.71 and 5,926.98

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Solution

The fourth proportional to 12,505.38, 18,757.71 and 5,926.98 is: 8,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505.38 : 18,757.71 = 5,926.98 : x
  2. Step 2: Convert to fraction form
    12,505.38/18,757.71 = 5,926.98/x
  3. Step 3: Cross multiply
    12,505.38x = 18,757.71 × 5,926.98
  4. Step 4: Simplify right side
    12,505.38x = 111,176,572.02
  5. Step 5: Solve for x
    x = 111,176,572.02/12,505.38
  6. Step 6: Final answer
    x = 8,890.30

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1.5x scale

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.