Home / 54,889.28-82,338.78-15,446.74

Finding the Fourth Proportional to 54,889.28, 82,338.78 and 15,446.74

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Solution

The fourth proportional to 54,889.28, 82,338.78 and 15,446.74 is: 23,171.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,889.28 : 82,338.78 = 15,446.74 : x
  2. Step 2: Convert to fraction form
    54,889.28/82,338.78 = 15,446.74/x
  3. Step 3: Cross multiply
    54,889.28x = 82,338.78 × 15,446.74
  4. Step 4: Simplify right side
    54,889.28x = 1,271,865,726.58
  5. Step 5: Solve for x
    x = 1,271,865,726.58/54,889.28
  6. Step 6: Final answer
    x = 23,171.48

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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.