Home / 12,331.85-17,014.67-7,026.55

Finding the Fourth Proportional to 12,331.85, 17,014.67 and 7,026.55

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Solution

The fourth proportional to 12,331.85, 17,014.67 and 7,026.55 is: 9,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331.85 : 17,014.67 = 7,026.55 : x
  2. Step 2: Convert to fraction form
    12,331.85/17,014.67 = 7,026.55/x
  3. Step 3: Cross multiply
    12,331.85x = 17,014.67 × 7,026.55
  4. Step 4: Simplify right side
    12,331.85x = 119,554,489.59
  5. Step 5: Solve for x
    x = 119,554,489.59/12,331.85
  6. Step 6: Final answer
    x = 9,694.77

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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.