Home / 25,426.24-38,141.04-8,787.88

Finding the Fourth Proportional to 25,426.24, 38,141.04 and 8,787.88

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Solution

The fourth proportional to 25,426.24, 38,141.04 and 8,787.88 is: 13,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426.24 : 38,141.04 = 8,787.88 : x
  2. Step 2: Convert to fraction form
    25,426.24/38,141.04 = 8,787.88/x
  3. Step 3: Cross multiply
    25,426.24x = 38,141.04 × 8,787.88
  4. Step 4: Simplify right side
    25,426.24x = 335,178,882.60
  5. Step 5: Solve for x
    x = 335,178,882.60/25,426.24
  6. Step 6: Final answer
    x = 13,182.40

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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.