Home / 31,631.34-43,651.08-17,484.06

Finding the Fourth Proportional to 31,631.34, 43,651.08 and 17,484.06

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Solution

The fourth proportional to 31,631.34, 43,651.08 and 17,484.06 is: 24,127.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,631.34 : 43,651.08 = 17,484.06 : x
  2. Step 2: Convert to fraction form
    31,631.34/43,651.08 = 17,484.06/x
  3. Step 3: Cross multiply
    31,631.34x = 43,651.08 × 17,484.06
  4. Step 4: Simplify right side
    31,631.34x = 763,198,101.78
  5. Step 5: Solve for x
    x = 763,198,101.78/31,631.34
  6. Step 6: Final answer
    x = 24,127.91

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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.