Home / 15,882.52-23,826.20-4,787.76

Finding the Fourth Proportional to 15,882.52, 23,826.20 and 4,787.76

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Solution

The fourth proportional to 15,882.52, 23,826.20 and 4,787.76 is: 7,182.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.52 : 23,826.20 = 4,787.76 : x
  2. Step 2: Convert to fraction form
    15,882.52/23,826.20 = 4,787.76/x
  3. Step 3: Cross multiply
    15,882.52x = 23,826.20 × 4,787.76
  4. Step 4: Simplify right side
    15,882.52x = 114,074,127.31
  5. Step 5: Solve for x
    x = 114,074,127.31/15,882.52
  6. Step 6: Final answer
    x = 7,182.37

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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.