Home / 26,254.99-39,338.65-18,449.83

Finding the Fourth Proportional to 26,254.99, 39,338.65 and 18,449.83

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Solution

The fourth proportional to 26,254.99, 39,338.65 and 18,449.83 is: 27,643.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,254.99 : 39,338.65 = 18,449.83 : x
  2. Step 2: Convert to fraction form
    26,254.99/39,338.65 = 18,449.83/x
  3. Step 3: Cross multiply
    26,254.99x = 39,338.65 × 18,449.83
  4. Step 4: Simplify right side
    26,254.99x = 725,791,404.93
  5. Step 5: Solve for x
    x = 725,791,404.93/26,254.99
  6. Step 6: Final answer
    x = 27,643.94

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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.