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Finding the Fourth Proportional to 32,565.32, 44,941.16 and 18,417.88

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Solution

The fourth proportional to 32,565.32, 44,941.16 and 18,417.88 is: 25,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,565.32 : 44,941.16 = 18,417.88 : x
  2. Step 2: Convert to fraction form
    32,565.32/44,941.16 = 18,417.88/x
  3. Step 3: Cross multiply
    32,565.32x = 44,941.16 × 18,417.88
  4. Step 4: Simplify right side
    32,565.32x = 827,720,891.94
  5. Step 5: Solve for x
    x = 827,720,891.94/32,565.32
  6. Step 6: Final answer
    x = 25,417.25

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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.