Home / 15,548.56-23,320.60-5,158.96

Finding the Fourth Proportional to 15,548.56, 23,320.60 and 5,158.96

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Solution

The fourth proportional to 15,548.56, 23,320.60 and 5,158.96 is: 7,737.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.56 : 23,320.60 = 5,158.96 : x
  2. Step 2: Convert to fraction form
    15,548.56/23,320.60 = 5,158.96/x
  3. Step 3: Cross multiply
    15,548.56x = 23,320.60 × 5,158.96
  4. Step 4: Simplify right side
    15,548.56x = 120,310,042.58
  5. Step 5: Solve for x
    x = 120,310,042.58/15,548.56
  6. Step 6: Final answer
    x = 7,737.70

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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.