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Finding the Fourth Proportional to 32,476.86, 44,815.95 and 18,327.78

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Solution

The fourth proportional to 32,476.86, 44,815.95 and 18,327.78 is: 25,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,476.86 : 44,815.95 = 18,327.78 : x
  2. Step 2: Convert to fraction form
    32,476.86/44,815.95 = 18,327.78/x
  3. Step 3: Cross multiply
    32,476.86x = 44,815.95 × 18,327.78
  4. Step 4: Simplify right side
    32,476.86x = 821,376,872.09
  5. Step 5: Solve for x
    x = 821,376,872.09/32,476.86
  6. Step 6: Final answer
    x = 25,291.14

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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.