Home / 26,010.72-39,016.10-10,217.40

Finding the Fourth Proportional to 26,010.72, 39,016.10 and 10,217.40

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Solution

The fourth proportional to 26,010.72, 39,016.10 and 10,217.40 is: 15,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,010.72 : 39,016.10 = 10,217.40 : x
  2. Step 2: Convert to fraction form
    26,010.72/39,016.10 = 10,217.40/x
  3. Step 3: Cross multiply
    26,010.72x = 39,016.10 × 10,217.40
  4. Step 4: Simplify right side
    26,010.72x = 398,643,100.14
  5. Step 5: Solve for x
    x = 398,643,100.14/26,010.72
  6. Step 6: Final answer
    x = 15,326.11

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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.