Home / 32,777.62-45,233.12-18,631.38

Finding the Fourth Proportional to 32,777.62, 45,233.12 and 18,631.38

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Solution

The fourth proportional to 32,777.62, 45,233.12 and 18,631.38 is: 25,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.62 : 45,233.12 = 18,631.38 : x
  2. Step 2: Convert to fraction form
    32,777.62/45,233.12 = 18,631.38/x
  3. Step 3: Cross multiply
    32,777.62x = 45,233.12 × 18,631.38
  4. Step 4: Simplify right side
    32,777.62x = 842,755,447.31
  5. Step 5: Solve for x
    x = 842,755,447.31/32,777.62
  6. Step 6: Final answer
    x = 25,711.31

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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.