Home / 45,053.20-67,572.70-15,067.21

Finding the Fourth Proportional to 45,053.20, 67,572.70 and 15,067.21

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Solution

The fourth proportional to 45,053.20, 67,572.70 and 15,067.21 is: 22,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,053.20 : 67,572.70 = 15,067.21 : x
  2. Step 2: Convert to fraction form
    45,053.20/67,572.70 = 15,067.21/x
  3. Step 3: Cross multiply
    45,053.20x = 67,572.70 × 15,067.21
  4. Step 4: Simplify right side
    45,053.20x = 1,018,131,854.57
  5. Step 5: Solve for x
    x = 1,018,131,854.57/45,053.20
  6. Step 6: Final answer
    x = 22,598.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.