Home / 12,654.98-17,462.58-7,350.92

Finding the Fourth Proportional to 12,654.98, 17,462.58 and 7,350.92

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Solution

The fourth proportional to 12,654.98, 17,462.58 and 7,350.92 is: 10,143.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654.98 : 17,462.58 = 7,350.92 : x
  2. Step 2: Convert to fraction form
    12,654.98/17,462.58 = 7,350.92/x
  3. Step 3: Cross multiply
    12,654.98x = 17,462.58 × 7,350.92
  4. Step 4: Simplify right side
    12,654.98x = 128,366,028.57
  5. Step 5: Solve for x
    x = 128,366,028.57/12,654.98
  6. Step 6: Final answer
    x = 10,143.52

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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.