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Finding the Fourth Proportional to 32,876.52, 45,369.68 and 17,972.52

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Solution

The fourth proportional to 32,876.52, 45,369.68 and 17,972.52 is: 24,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,876.52 : 45,369.68 = 17,972.52 : x
  2. Step 2: Convert to fraction form
    32,876.52/45,369.68 = 17,972.52/x
  3. Step 3: Cross multiply
    32,876.52x = 45,369.68 × 17,972.52
  4. Step 4: Simplify right side
    32,876.52x = 815,407,481.19
  5. Step 5: Solve for x
    x = 815,407,481.19/32,876.52
  6. Step 6: Final answer
    x = 24,802.12

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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.