Home / 26,589.50-39,908.99-13,451.10

Finding the Fourth Proportional to 26,589.50, 39,908.99 and 13,451.10

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Solution

The fourth proportional to 26,589.50, 39,908.99 and 13,451.10 is: 20,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.50 : 39,908.99 = 13,451.10 : x
  2. Step 2: Convert to fraction form
    26,589.50/39,908.99 = 13,451.10/x
  3. Step 3: Cross multiply
    26,589.50x = 39,908.99 × 13,451.10
  4. Step 4: Simplify right side
    26,589.50x = 536,819,815.39
  5. Step 5: Solve for x
    x = 536,819,815.39/26,589.50
  6. Step 6: Final answer
    x = 20,189.17

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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.