Home / 24,778.23-34,179.56-15,340.11

Finding the Fourth Proportional to 24,778.23, 34,179.56 and 15,340.11

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Solution

The fourth proportional to 24,778.23, 34,179.56 and 15,340.11 is: 21,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,778.23 : 34,179.56 = 15,340.11 : x
  2. Step 2: Convert to fraction form
    24,778.23/34,179.56 = 15,340.11/x
  3. Step 3: Cross multiply
    24,778.23x = 34,179.56 × 15,340.11
  4. Step 4: Simplify right side
    24,778.23x = 524,318,133.45
  5. Step 5: Solve for x
    x = 524,318,133.45/24,778.23
  6. Step 6: Final answer
    x = 21,160.44

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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.