Home / 26,512.67-39,766.95-15,412.28

Finding the Fourth Proportional to 26,512.67, 39,766.95 and 15,412.28

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Solution

The fourth proportional to 26,512.67, 39,766.95 and 15,412.28 is: 23,117.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,512.67 : 39,766.95 = 15,412.28 : x
  2. Step 2: Convert to fraction form
    26,512.67/39,766.95 = 15,412.28/x
  3. Step 3: Cross multiply
    26,512.67x = 39,766.95 × 15,412.28
  4. Step 4: Simplify right side
    26,512.67x = 612,899,169.31
  5. Step 5: Solve for x
    x = 612,899,169.31/26,512.67
  6. Step 6: Final answer
    x = 23,117.22

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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.