Home / 39,218.11-58,826.64-9,636.20

Finding the Fourth Proportional to 39,218.11, 58,826.64 and 9,636.20

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Solution

The fourth proportional to 39,218.11, 58,826.64 and 9,636.20 is: 14,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,218.11 : 58,826.64 = 9,636.20 : x
  2. Step 2: Convert to fraction form
    39,218.11/58,826.64 = 9,636.20/x
  3. Step 3: Cross multiply
    39,218.11x = 58,826.64 × 9,636.20
  4. Step 4: Simplify right side
    39,218.11x = 566,865,230.97
  5. Step 5: Solve for x
    x = 566,865,230.97/39,218.11
  6. Step 6: Final answer
    x = 14,454.17

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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.