Home / 40,841.28-61,247.34-14,180.40

Finding the Fourth Proportional to 40,841.28, 61,247.34 and 14,180.40

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Solution

The fourth proportional to 40,841.28, 61,247.34 and 14,180.40 is: 21,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,841.28 : 61,247.34 = 14,180.40 : x
  2. Step 2: Convert to fraction form
    40,841.28/61,247.34 = 14,180.40/x
  3. Step 3: Cross multiply
    40,841.28x = 61,247.34 × 14,180.40
  4. Step 4: Simplify right side
    40,841.28x = 868,511,780.14
  5. Step 5: Solve for x
    x = 868,511,780.14/40,841.28
  6. Step 6: Final answer
    x = 21,265.54

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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.