Home / 31,848.54-47,781.45-11,073.66

Finding the Fourth Proportional to 31,848.54, 47,781.45 and 11,073.66

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Solution

The fourth proportional to 31,848.54, 47,781.45 and 11,073.66 is: 16,613.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.54 : 47,781.45 = 11,073.66 : x
  2. Step 2: Convert to fraction form
    31,848.54/47,781.45 = 11,073.66/x
  3. Step 3: Cross multiply
    31,848.54x = 47,781.45 × 11,073.66
  4. Step 4: Simplify right side
    31,848.54x = 529,115,531.61
  5. Step 5: Solve for x
    x = 529,115,531.61/31,848.54
  6. Step 6: Final answer
    x = 16,613.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.