Home / 12,624.11-17,422.26-6,959.86

Finding the Fourth Proportional to 12,624.11, 17,422.26 and 6,959.86

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Solution

The fourth proportional to 12,624.11, 17,422.26 and 6,959.86 is: 9,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624.11 : 17,422.26 = 6,959.86 : x
  2. Step 2: Convert to fraction form
    12,624.11/17,422.26 = 6,959.86/x
  3. Step 3: Cross multiply
    12,624.11x = 17,422.26 × 6,959.86
  4. Step 4: Simplify right side
    12,624.11x = 121,256,403.37
  5. Step 5: Solve for x
    x = 121,256,403.37/12,624.11
  6. Step 6: Final answer
    x = 9,605.15

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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.