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Finding the Fourth Proportional to 54,675.47, 82,013.21 and 15,232.47

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Solution

The fourth proportional to 54,675.47, 82,013.21 and 15,232.47 is: 22,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,675.47 : 82,013.21 = 15,232.47 : x
  2. Step 2: Convert to fraction form
    54,675.47/82,013.21 = 15,232.47/x
  3. Step 3: Cross multiply
    54,675.47x = 82,013.21 × 15,232.47
  4. Step 4: Simplify right side
    54,675.47x = 1,249,263,434.34
  5. Step 5: Solve for x
    x = 1,249,263,434.34/54,675.47
  6. Step 6: Final answer
    x = 22,848.70

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Similar ratio
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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.