Home / 41,153.64-61,730.01-9,988.89

Finding the Fourth Proportional to 41,153.64, 61,730.01 and 9,988.89

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Solution

The fourth proportional to 41,153.64, 61,730.01 and 9,988.89 is: 14,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,153.64 : 61,730.01 = 9,988.89 : x
  2. Step 2: Convert to fraction form
    41,153.64/61,730.01 = 9,988.89/x
  3. Step 3: Cross multiply
    41,153.64x = 61,730.01 × 9,988.89
  4. Step 4: Simplify right side
    41,153.64x = 616,614,279.59
  5. Step 5: Solve for x
    x = 616,614,279.59/41,153.64
  6. Step 6: Final answer
    x = 14,983.23

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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.