Home / 22,272.77-30,737.17-15,014.57

Finding the Fourth Proportional to 22,272.77, 30,737.17 and 15,014.57

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Solution

The fourth proportional to 22,272.77, 30,737.17 and 15,014.57 is: 20,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272.77 : 30,737.17 = 15,014.57 : x
  2. Step 2: Convert to fraction form
    22,272.77/30,737.17 = 15,014.57/x
  3. Step 3: Cross multiply
    22,272.77x = 30,737.17 × 15,014.57
  4. Step 4: Simplify right side
    22,272.77x = 461,505,255.65
  5. Step 5: Solve for x
    x = 461,505,255.65/22,272.77
  6. Step 6: Final answer
    x = 20,720.60

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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.