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Finding the Fourth Proportional to 54,710.68, 82,049.82 and 15,258.28

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Solution

The fourth proportional to 54,710.68, 82,049.82 and 15,258.28 is: 22,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,710.68 : 82,049.82 = 15,258.28 : x
  2. Step 2: Convert to fraction form
    54,710.68/82,049.82 = 15,258.28/x
  3. Step 3: Cross multiply
    54,710.68x = 82,049.82 × 15,258.28
  4. Step 4: Simplify right side
    54,710.68x = 1,251,939,127.51
  5. Step 5: Solve for x
    x = 1,251,939,127.51/54,710.68
  6. Step 6: Final answer
    x = 22,882.90

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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.