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Finding the Fourth Proportional to 32,642.82, 45,044.55 and 18,497.88

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Solution

The fourth proportional to 32,642.82, 45,044.55 and 18,497.88 is: 25,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.82 : 45,044.55 = 18,497.88 : x
  2. Step 2: Convert to fraction form
    32,642.82/45,044.55 = 18,497.88/x
  3. Step 3: Cross multiply
    32,642.82x = 45,044.55 × 18,497.88
  4. Step 4: Simplify right side
    32,642.82x = 833,228,680.55
  5. Step 5: Solve for x
    x = 833,228,680.55/32,642.82
  6. Step 6: Final answer
    x = 25,525.63

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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.