Home / 41,143.20-61,705.08-17,756.88

Finding the Fourth Proportional to 41,143.20, 61,705.08 and 17,756.88

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Solution

The fourth proportional to 41,143.20, 61,705.08 and 17,756.88 is: 26,631.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,143.20 : 61,705.08 = 17,756.88 : x
  2. Step 2: Convert to fraction form
    41,143.20/61,705.08 = 17,756.88/x
  3. Step 3: Cross multiply
    41,143.20x = 61,705.08 × 17,756.88
  4. Step 4: Simplify right side
    41,143.20x = 1,095,689,700.95
  5. Step 5: Solve for x
    x = 1,095,689,700.95/41,143.20
  6. Step 6: Final answer
    x = 26,631.12

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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.