Home / 41,153.38-61,730.10-9,988.66

Finding the Fourth Proportional to 41,153.38, 61,730.10 and 9,988.66

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Solution

The fourth proportional to 41,153.38, 61,730.10 and 9,988.66 is: 14,983.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,153.38 : 61,730.10 = 9,988.66 : x
  2. Step 2: Convert to fraction form
    41,153.38/61,730.10 = 9,988.66/x
  3. Step 3: Cross multiply
    41,153.38x = 61,730.10 × 9,988.66
  4. Step 4: Simplify right side
    41,153.38x = 616,600,980.67
  5. Step 5: Solve for x
    x = 616,600,980.67/41,153.38
  6. Step 6: Final answer
    x = 14,983.00

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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.