Home / 58,589.28-80,853.28-31,731.84

Finding the Fourth Proportional to 58,589.28, 80,853.28 and 31,731.84

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Solution

The fourth proportional to 58,589.28, 80,853.28 and 31,731.84 is: 43,789.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,589.28 : 80,853.28 = 31,731.84 : x
  2. Step 2: Convert to fraction form
    58,589.28/80,853.28 = 31,731.84/x
  3. Step 3: Cross multiply
    58,589.28x = 80,853.28 × 31,731.84
  4. Step 4: Simplify right side
    58,589.28x = 2,565,623,344.44
  5. Step 5: Solve for x
    x = 2,565,623,344.44/58,589.28
  6. Step 6: Final answer
    x = 43,789.98

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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.