Home / 15,704.86-23,560.76-5,174.46

Finding the Fourth Proportional to 15,704.86, 23,560.76 and 5,174.46

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Solution

The fourth proportional to 15,704.86, 23,560.76 and 5,174.46 is: 7,762.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704.86 : 23,560.76 = 5,174.46 : x
  2. Step 2: Convert to fraction form
    15,704.86/23,560.76 = 5,174.46/x
  3. Step 3: Cross multiply
    15,704.86x = 23,560.76 × 5,174.46
  4. Step 4: Simplify right side
    15,704.86x = 121,914,210.19
  5. Step 5: Solve for x
    x = 121,914,210.19/15,704.86
  6. Step 6: Final answer
    x = 7,762.83

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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.