Home / 31,654.34-43,693.98-18,230.95

Finding the Fourth Proportional to 31,654.34, 43,693.98 and 18,230.95

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Solution

The fourth proportional to 31,654.34, 43,693.98 and 18,230.95 is: 25,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,654.34 : 43,693.98 = 18,230.95 : x
  2. Step 2: Convert to fraction form
    31,654.34/43,693.98 = 18,230.95/x
  3. Step 3: Cross multiply
    31,654.34x = 43,693.98 × 18,230.95
  4. Step 4: Simplify right side
    31,654.34x = 796,582,764.68
  5. Step 5: Solve for x
    x = 796,582,764.68/31,654.34
  6. Step 6: Final answer
    x = 25,165.04

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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.