Home / 15,562.36-23,343.18-5,174.20

Finding the Fourth Proportional to 15,562.36, 23,343.18 and 5,174.20

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Solution

The fourth proportional to 15,562.36, 23,343.18 and 5,174.20 is: 7,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.36 : 23,343.18 = 5,174.20 : x
  2. Step 2: Convert to fraction form
    15,562.36/23,343.18 = 5,174.20/x
  3. Step 3: Cross multiply
    15,562.36x = 23,343.18 × 5,174.20
  4. Step 4: Simplify right side
    15,562.36x = 120,782,281.96
  5. Step 5: Solve for x
    x = 120,782,281.96/15,562.36
  6. Step 6: Final answer
    x = 7,761.18

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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.