Home / 41,153.52-61,730.28-9,988.56

Finding the Fourth Proportional to 41,153.52, 61,730.28 and 9,988.56

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Solution

The fourth proportional to 41,153.52, 61,730.28 and 9,988.56 is: 14,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,153.52 : 61,730.28 = 9,988.56 : x
  2. Step 2: Convert to fraction form
    41,153.52/61,730.28 = 9,988.56/x
  3. Step 3: Cross multiply
    41,153.52x = 61,730.28 × 9,988.56
  4. Step 4: Simplify right side
    41,153.52x = 616,596,605.60
  5. Step 5: Solve for x
    x = 616,596,605.60/41,153.52
  6. Step 6: Final answer
    x = 14,982.84

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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.