Home / 26,129.64-39,167.60-10,328.24

Finding the Fourth Proportional to 26,129.64, 39,167.60 and 10,328.24

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Solution

The fourth proportional to 26,129.64, 39,167.60 and 10,328.24 is: 15,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,129.64 : 39,167.60 = 10,328.24 : x
  2. Step 2: Convert to fraction form
    26,129.64/39,167.60 = 10,328.24/x
  3. Step 3: Cross multiply
    26,129.64x = 39,167.60 × 10,328.24
  4. Step 4: Simplify right side
    26,129.64x = 404,532,373.02
  5. Step 5: Solve for x
    x = 404,532,373.02/26,129.64
  6. Step 6: Final answer
    x = 15,481.74

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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.