Home / 24,475.72-33,775.84-13,868.78

Finding the Fourth Proportional to 24,475.72, 33,775.84 and 13,868.78

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Solution

The fourth proportional to 24,475.72, 33,775.84 and 13,868.78 is: 19,138.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,475.72 : 33,775.84 = 13,868.78 : x
  2. Step 2: Convert to fraction form
    24,475.72/33,775.84 = 13,868.78/x
  3. Step 3: Cross multiply
    24,475.72x = 33,775.84 × 13,868.78
  4. Step 4: Simplify right side
    24,475.72x = 468,429,694.28
  5. Step 5: Solve for x
    x = 468,429,694.28/24,475.72
  6. Step 6: Final answer
    x = 19,138.55

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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.