Home / 42,306.38-58,356.32-27,218.68

Finding the Fourth Proportional to 42,306.38, 58,356.32 and 27,218.68

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Solution

The fourth proportional to 42,306.38, 58,356.32 and 27,218.68 is: 37,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,306.38 : 58,356.32 = 27,218.68 : x
  2. Step 2: Convert to fraction form
    42,306.38/58,356.32 = 27,218.68/x
  3. Step 3: Cross multiply
    42,306.38x = 58,356.32 × 27,218.68
  4. Step 4: Simplify right side
    42,306.38x = 1,588,382,000.06
  5. Step 5: Solve for x
    x = 1,588,382,000.06/42,306.38
  6. Step 6: Final answer
    x = 37,544.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.