Home / 72,387.84-108,576.62-22,466.74

Finding the Fourth Proportional to 72,387.84, 108,576.62 and 22,466.74

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Solution

The fourth proportional to 72,387.84, 108,576.62 and 22,466.74 is: 33,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,387.84 : 108,576.62 = 22,466.74 : x
  2. Step 2: Convert to fraction form
    72,387.84/108,576.62 = 22,466.74/x
  3. Step 3: Cross multiply
    72,387.84x = 108,576.62 × 22,466.74
  4. Step 4: Simplify right side
    72,387.84x = 2,439,362,691.62
  5. Step 5: Solve for x
    x = 2,439,362,691.62/72,387.84
  6. Step 6: Final answer
    x = 33,698.51

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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.