Home / 58,489.19-80,714.85-31,631.73

Finding the Fourth Proportional to 58,489.19, 80,714.85 and 31,631.73

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Solution

The fourth proportional to 58,489.19, 80,714.85 and 31,631.73 is: 43,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,489.19 : 80,714.85 = 31,631.73 : x
  2. Step 2: Convert to fraction form
    58,489.19/80,714.85 = 31,631.73/x
  3. Step 3: Cross multiply
    58,489.19x = 80,714.85 × 31,631.73
  4. Step 4: Simplify right side
    58,489.19x = 2,553,150,342.19
  5. Step 5: Solve for x
    x = 2,553,150,342.19/58,489.19
  6. Step 6: Final answer
    x = 43,651.66

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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.