Home / 48,787.88-73,138.08-17,615.84

Finding the Fourth Proportional to 48,787.88, 73,138.08 and 17,615.84

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Solution

The fourth proportional to 48,787.88, 73,138.08 and 17,615.84 is: 26,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,787.88 : 73,138.08 = 17,615.84 : x
  2. Step 2: Convert to fraction form
    48,787.88/73,138.08 = 17,615.84/x
  3. Step 3: Cross multiply
    48,787.88x = 73,138.08 × 17,615.84
  4. Step 4: Simplify right side
    48,787.88x = 1,288,388,715.19
  5. Step 5: Solve for x
    x = 1,288,388,715.19/48,787.88
  6. Step 6: Final answer
    x = 26,407.97

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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.