Home / 36,192.92-54,280.64-15,121.58

Finding the Fourth Proportional to 36,192.92, 54,280.64 and 15,121.58

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Solution

The fourth proportional to 36,192.92, 54,280.64 and 15,121.58 is: 22,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,192.92 : 54,280.64 = 15,121.58 : x
  2. Step 2: Convert to fraction form
    36,192.92/54,280.64 = 15,121.58/x
  3. Step 3: Cross multiply
    36,192.92x = 54,280.64 × 15,121.58
  4. Step 4: Simplify right side
    36,192.92x = 820,809,040.21
  5. Step 5: Solve for x
    x = 820,809,040.21/36,192.92
  6. Step 6: Final answer
    x = 22,678.72

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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.