Home / 26,154.88-39,232.56-18,626.68

Finding the Fourth Proportional to 26,154.88, 39,232.56 and 18,626.68

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Solution

The fourth proportional to 26,154.88, 39,232.56 and 18,626.68 is: 27,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.88 : 39,232.56 = 18,626.68 : x
  2. Step 2: Convert to fraction form
    26,154.88/39,232.56 = 18,626.68/x
  3. Step 3: Cross multiply
    26,154.88x = 39,232.56 × 18,626.68
  4. Step 4: Simplify right side
    26,154.88x = 730,772,340.70
  5. Step 5: Solve for x
    x = 730,772,340.70/26,154.88
  6. Step 6: Final answer
    x = 27,940.19

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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.