Home / 39,142.33-58,716.65-11,062.61

Finding the Fourth Proportional to 39,142.33, 58,716.65 and 11,062.61

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Solution

The fourth proportional to 39,142.33, 58,716.65 and 11,062.61 is: 16,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,142.33 : 58,716.65 = 11,062.61 : x
  2. Step 2: Convert to fraction form
    39,142.33/58,716.65 = 11,062.61/x
  3. Step 3: Cross multiply
    39,142.33x = 58,716.65 × 11,062.61
  4. Step 4: Simplify right side
    39,142.33x = 649,559,133.53
  5. Step 5: Solve for x
    x = 649,559,133.53/39,142.33
  6. Step 6: Final answer
    x = 16,594.80

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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.