Home / 15,255.41-22,856.92-13,714.65

Finding the Fourth Proportional to 15,255.41, 22,856.92 and 13,714.65

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Solution

The fourth proportional to 15,255.41, 22,856.92 and 13,714.65 is: 20,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,255.41 : 22,856.92 = 13,714.65 : x
  2. Step 2: Convert to fraction form
    15,255.41/22,856.92 = 13,714.65/x
  3. Step 3: Cross multiply
    15,255.41x = 22,856.92 × 13,714.65
  4. Step 4: Simplify right side
    15,255.41x = 313,474,623.59
  5. Step 5: Solve for x
    x = 313,474,623.59/15,255.41
  6. Step 6: Final answer
    x = 20,548.43

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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.