Home / 12,149.44-16,761.36-7,425.52

Finding the Fourth Proportional to 12,149.44, 16,761.36 and 7,425.52

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Solution

The fourth proportional to 12,149.44, 16,761.36 and 7,425.52 is: 10,244.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,149.44 : 16,761.36 = 7,425.52 : x
  2. Step 2: Convert to fraction form
    12,149.44/16,761.36 = 7,425.52/x
  3. Step 3: Cross multiply
    12,149.44x = 16,761.36 × 7,425.52
  4. Step 4: Simplify right side
    12,149.44x = 124,461,813.91
  5. Step 5: Solve for x
    x = 124,461,813.91/12,149.44
  6. Step 6: Final answer
    x = 10,244.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.