Home / 15,195.55-22,803.58-11,439.38

Finding the Fourth Proportional to 15,195.55, 22,803.58 and 11,439.38

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Solution

The fourth proportional to 15,195.55, 22,803.58 and 11,439.38 is: 17,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,195.55 : 22,803.58 = 11,439.38 : x
  2. Step 2: Convert to fraction form
    15,195.55/22,803.58 = 11,439.38/x
  3. Step 3: Cross multiply
    15,195.55x = 22,803.58 × 11,439.38
  4. Step 4: Simplify right side
    15,195.55x = 260,858,695.67
  5. Step 5: Solve for x
    x = 260,858,695.67/15,195.55
  6. Step 6: Final answer
    x = 17,166.78

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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.