Home / 27,613.17-38,105.30-16,283.36

Finding the Fourth Proportional to 27,613.17, 38,105.30 and 16,283.36

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Solution

The fourth proportional to 27,613.17, 38,105.30 and 16,283.36 is: 22,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.17 : 38,105.30 = 16,283.36 : x
  2. Step 2: Convert to fraction form
    27,613.17/38,105.30 = 16,283.36/x
  3. Step 3: Cross multiply
    27,613.17x = 38,105.30 × 16,283.36
  4. Step 4: Simplify right side
    27,613.17x = 620,482,453.78
  5. Step 5: Solve for x
    x = 620,482,453.78/27,613.17
  6. Step 6: Final answer
    x = 22,470.53

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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.