Home / 31,764.48-47,629.68-10,697.52

Finding the Fourth Proportional to 31,764.48, 47,629.68 and 10,697.52

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Solution

The fourth proportional to 31,764.48, 47,629.68 and 10,697.52 is: 16,040.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,764.48 : 47,629.68 = 10,697.52 : x
  2. Step 2: Convert to fraction form
    31,764.48/47,629.68 = 10,697.52/x
  3. Step 3: Cross multiply
    31,764.48x = 47,629.68 × 10,697.52
  4. Step 4: Simplify right side
    31,764.48x = 509,519,454.39
  5. Step 5: Solve for x
    x = 509,519,454.39/31,764.48
  6. Step 6: Final answer
    x = 16,040.54

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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.