Home / 31,604.11-43,612.49-17,456.65

Finding the Fourth Proportional to 31,604.11, 43,612.49 and 17,456.65

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Solution

The fourth proportional to 31,604.11, 43,612.49 and 17,456.65 is: 24,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604.11 : 43,612.49 = 17,456.65 : x
  2. Step 2: Convert to fraction form
    31,604.11/43,612.49 = 17,456.65/x
  3. Step 3: Cross multiply
    31,604.11x = 43,612.49 × 17,456.65
  4. Step 4: Simplify right side
    31,604.11x = 761,327,908.17
  5. Step 5: Solve for x
    x = 761,327,908.17/31,604.11
  6. Step 6: Final answer
    x = 24,089.52

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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.