Home / 12,331.52-17,015.33-7,293.90

Finding the Fourth Proportional to 12,331.52, 17,015.33 and 7,293.90

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Solution

The fourth proportional to 12,331.52, 17,015.33 and 7,293.90 is: 10,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331.52 : 17,015.33 = 7,293.90 : x
  2. Step 2: Convert to fraction form
    12,331.52/17,015.33 = 7,293.90/x
  3. Step 3: Cross multiply
    12,331.52x = 17,015.33 × 7,293.90
  4. Step 4: Simplify right side
    12,331.52x = 124,108,115.49
  5. Step 5: Solve for x
    x = 124,108,115.49/12,331.52
  6. Step 6: Final answer
    x = 10,064.30

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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.