Home / 31,493.13-43,460.51-17,345.97

Finding the Fourth Proportional to 31,493.13, 43,460.51 and 17,345.97

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Solution

The fourth proportional to 31,493.13, 43,460.51 and 17,345.97 is: 23,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493.13 : 43,460.51 = 17,345.97 : x
  2. Step 2: Convert to fraction form
    31,493.13/43,460.51 = 17,345.97/x
  3. Step 3: Cross multiply
    31,493.13x = 43,460.51 × 17,345.97
  4. Step 4: Simplify right side
    31,493.13x = 753,864,702.64
  5. Step 5: Solve for x
    x = 753,864,702.64/31,493.13
  6. Step 6: Final answer
    x = 23,937.43

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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.