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Finding the Fourth Proportional to 32,472.88, 44,816.82 and 18,330.28

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Solution

The fourth proportional to 32,472.88, 44,816.82 and 18,330.28 is: 25,298.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,472.88 : 44,816.82 = 18,330.28 : x
  2. Step 2: Convert to fraction form
    32,472.88/44,816.82 = 18,330.28/x
  3. Step 3: Cross multiply
    32,472.88x = 44,816.82 × 18,330.28
  4. Step 4: Simplify right side
    32,472.88x = 821,504,859.31
  5. Step 5: Solve for x
    x = 821,504,859.31/32,472.88
  6. Step 6: Final answer
    x = 25,298.18

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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.