Home / 42,319.40-58,374.24-27,231.68

Finding the Fourth Proportional to 42,319.40, 58,374.24 and 27,231.68

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Solution

The fourth proportional to 42,319.40, 58,374.24 and 27,231.68 is: 37,562.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,319.40 : 58,374.24 = 27,231.68 : x
  2. Step 2: Convert to fraction form
    42,319.40/58,374.24 = 27,231.68/x
  3. Step 3: Cross multiply
    42,319.40x = 58,374.24 × 27,231.68
  4. Step 4: Simplify right side
    42,319.40x = 1,589,628,623.92
  5. Step 5: Solve for x
    x = 1,589,628,623.92/42,319.40
  6. Step 6: Final answer
    x = 37,562.65

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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.