Home / 15,474.38-23,211.56-8,548.88

Finding the Fourth Proportional to 15,474.38, 23,211.56 and 8,548.88

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Solution

The fourth proportional to 15,474.38, 23,211.56 and 8,548.88 is: 12,823.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474.38 : 23,211.56 = 8,548.88 : x
  2. Step 2: Convert to fraction form
    15,474.38/23,211.56 = 8,548.88/x
  3. Step 3: Cross multiply
    15,474.38x = 23,211.56 × 8,548.88
  4. Step 4: Simplify right side
    15,474.38x = 198,432,746.37
  5. Step 5: Solve for x
    x = 198,432,746.37/15,474.38
  6. Step 6: Final answer
    x = 12,823.31

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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.