Home / 33,006.72-45,549.20-18,859.24

Finding the Fourth Proportional to 33,006.72, 45,549.20 and 18,859.24

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Solution

The fourth proportional to 33,006.72, 45,549.20 and 18,859.24 is: 26,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,006.72 : 45,549.20 = 18,859.24 : x
  2. Step 2: Convert to fraction form
    33,006.72/45,549.20 = 18,859.24/x
  3. Step 3: Cross multiply
    33,006.72x = 45,549.20 × 18,859.24
  4. Step 4: Simplify right side
    33,006.72x = 859,023,294.61
  5. Step 5: Solve for x
    x = 859,023,294.61/33,006.72
  6. Step 6: Final answer
    x = 26,025.71

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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.