Home / 26,687.62-40,055.66-14,218.28

Finding the Fourth Proportional to 26,687.62, 40,055.66 and 14,218.28

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Solution

The fourth proportional to 26,687.62, 40,055.66 and 14,218.28 is: 21,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.62 : 40,055.66 = 14,218.28 : x
  2. Step 2: Convert to fraction form
    26,687.62/40,055.66 = 14,218.28/x
  3. Step 3: Cross multiply
    26,687.62x = 40,055.66 × 14,218.28
  4. Step 4: Simplify right side
    26,687.62x = 569,522,589.46
  5. Step 5: Solve for x
    x = 569,522,589.46/26,687.62
  6. Step 6: Final answer
    x = 21,340.33

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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.