Home / 26,105.10-39,131.91-16,718.46

Finding the Fourth Proportional to 26,105.10, 39,131.91 and 16,718.46

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Solution

The fourth proportional to 26,105.10, 39,131.91 and 16,718.46 is: 25,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.10 : 39,131.91 = 16,718.46 : x
  2. Step 2: Convert to fraction form
    26,105.10/39,131.91 = 16,718.46/x
  3. Step 3: Cross multiply
    26,105.10x = 39,131.91 × 16,718.46
  4. Step 4: Simplify right side
    26,105.10x = 654,225,272.06
  5. Step 5: Solve for x
    x = 654,225,272.06/26,105.10
  6. Step 6: Final answer
    x = 25,061.21

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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.