Home / 48,793.15-73,172.22-20,715.13

Finding the Fourth Proportional to 48,793.15, 73,172.22 and 20,715.13

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Solution

The fourth proportional to 48,793.15, 73,172.22 and 20,715.13 is: 31,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,793.15 : 73,172.22 = 20,715.13 : x
  2. Step 2: Convert to fraction form
    48,793.15/73,172.22 = 20,715.13/x
  3. Step 3: Cross multiply
    48,793.15x = 73,172.22 × 20,715.13
  4. Step 4: Simplify right side
    48,793.15x = 1,515,772,049.69
  5. Step 5: Solve for x
    x = 1,515,772,049.69/48,793.15
  6. Step 6: Final answer
    x = 31,065.26

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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.