Home / 45,127.46-67,691.33-15,544.91

Finding the Fourth Proportional to 45,127.46, 67,691.33 and 15,544.91

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Solution

The fourth proportional to 45,127.46, 67,691.33 and 15,544.91 is: 23,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,127.46 : 67,691.33 = 15,544.91 : x
  2. Step 2: Convert to fraction form
    45,127.46/67,691.33 = 15,544.91/x
  3. Step 3: Cross multiply
    45,127.46x = 67,691.33 × 15,544.91
  4. Step 4: Simplify right side
    45,127.46x = 1,052,255,632.63
  5. Step 5: Solve for x
    x = 1,052,255,632.63/45,127.46
  6. Step 6: Final answer
    x = 23,317.41

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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.