Home / 15,123.70-22,666.38-6,348.43

Finding the Fourth Proportional to 15,123.70, 22,666.38 and 6,348.43

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Solution

The fourth proportional to 15,123.70, 22,666.38 and 6,348.43 is: 9,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123.70 : 22,666.38 = 6,348.43 : x
  2. Step 2: Convert to fraction form
    15,123.70/22,666.38 = 6,348.43/x
  3. Step 3: Cross multiply
    15,123.70x = 22,666.38 × 6,348.43
  4. Step 4: Simplify right side
    15,123.70x = 143,895,926.78
  5. Step 5: Solve for x
    x = 143,895,926.78/15,123.70
  6. Step 6: Final answer
    x = 9,514.60

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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.