Home / 15,192.76-22,781.46-4,805.56

Finding the Fourth Proportional to 15,192.76, 22,781.46 and 4,805.56

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Solution

The fourth proportional to 15,192.76, 22,781.46 and 4,805.56 is: 7,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,192.76 : 22,781.46 = 4,805.56 : x
  2. Step 2: Convert to fraction form
    15,192.76/22,781.46 = 4,805.56/x
  3. Step 3: Cross multiply
    15,192.76x = 22,781.46 × 4,805.56
  4. Step 4: Simplify right side
    15,192.76x = 109,477,672.92
  5. Step 5: Solve for x
    x = 109,477,672.92/15,192.76
  6. Step 6: Final answer
    x = 7,205.91

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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.