Home / 26,129.64-39,167.61-10,328.25

Finding the Fourth Proportional to 26,129.64, 39,167.61 and 10,328.25

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Solution

The fourth proportional to 26,129.64, 39,167.61 and 10,328.25 is: 15,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,129.64 : 39,167.61 = 10,328.25 : x
  2. Step 2: Convert to fraction form
    26,129.64/39,167.61 = 10,328.25/x
  3. Step 3: Cross multiply
    26,129.64x = 39,167.61 × 10,328.25
  4. Step 4: Simplify right side
    26,129.64x = 404,532,867.98
  5. Step 5: Solve for x
    x = 404,532,867.98/26,129.64
  6. Step 6: Final answer
    x = 15,481.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.