Home / 41,154.14-61,730.76-9,989.39

Finding the Fourth Proportional to 41,154.14, 61,730.76 and 9,989.39

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Solution

The fourth proportional to 41,154.14, 61,730.76 and 9,989.39 is: 14,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,154.14 : 61,730.76 = 9,989.39 : x
  2. Step 2: Convert to fraction form
    41,154.14/61,730.76 = 9,989.39/x
  3. Step 3: Cross multiply
    41,154.14x = 61,730.76 × 9,989.39
  4. Step 4: Simplify right side
    41,154.14x = 616,652,636.64
  5. Step 5: Solve for x
    x = 616,652,636.64/41,154.14
  6. Step 6: Final answer
    x = 14,983.98

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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.