Home / 24,306.71-33,543.27-13,128.71

Finding the Fourth Proportional to 24,306.71, 33,543.27 and 13,128.71

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Solution

The fourth proportional to 24,306.71, 33,543.27 and 13,128.71 is: 18,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,306.71 : 33,543.27 = 13,128.71 : x
  2. Step 2: Convert to fraction form
    24,306.71/33,543.27 = 13,128.71/x
  3. Step 3: Cross multiply
    24,306.71x = 33,543.27 × 13,128.71
  4. Step 4: Simplify right side
    24,306.71x = 440,379,696.57
  5. Step 5: Solve for x
    x = 440,379,696.57/24,306.71
  6. Step 6: Final answer
    x = 18,117.62

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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.