Home / 24,279.76-36,422.25-7,640.29

Finding the Fourth Proportional to 24,279.76, 36,422.25 and 7,640.29

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Solution

The fourth proportional to 24,279.76, 36,422.25 and 7,640.29 is: 11,461.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,279.76 : 36,422.25 = 7,640.29 : x
  2. Step 2: Convert to fraction form
    24,279.76/36,422.25 = 7,640.29/x
  3. Step 3: Cross multiply
    24,279.76x = 36,422.25 × 7,640.29
  4. Step 4: Simplify right side
    24,279.76x = 278,276,552.45
  5. Step 5: Solve for x
    x = 278,276,552.45/24,279.76
  6. Step 6: Final answer
    x = 11,461.26

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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.