Home / 39,218.67-58,827.49-9,636.76

Finding the Fourth Proportional to 39,218.67, 58,827.49 and 9,636.76

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Solution

The fourth proportional to 39,218.67, 58,827.49 and 9,636.76 is: 14,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,218.67 : 58,827.49 = 9,636.76 : x
  2. Step 2: Convert to fraction form
    39,218.67/58,827.49 = 9,636.76/x
  3. Step 3: Cross multiply
    39,218.67x = 58,827.49 × 9,636.76
  4. Step 4: Simplify right side
    39,218.67x = 566,906,644.53
  5. Step 5: Solve for x
    x = 566,906,644.53/39,218.67
  6. Step 6: Final answer
    x = 14,455.02

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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.