Home / 15,101.55-22,648.86-5,742.60

Finding the Fourth Proportional to 15,101.55, 22,648.86 and 5,742.60

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Solution

The fourth proportional to 15,101.55, 22,648.86 and 5,742.60 is: 8,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.55 : 22,648.86 = 5,742.60 : x
  2. Step 2: Convert to fraction form
    15,101.55/22,648.86 = 5,742.60/x
  3. Step 3: Cross multiply
    15,101.55x = 22,648.86 × 5,742.60
  4. Step 4: Simplify right side
    15,101.55x = 130,063,343.44
  5. Step 5: Solve for x
    x = 130,063,343.44/15,101.55
  6. Step 6: Final answer
    x = 8,612.58

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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.