Home / 26,224.50-39,345.84-11,425.80

Finding the Fourth Proportional to 26,224.50, 39,345.84 and 11,425.80

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Solution

The fourth proportional to 26,224.50, 39,345.84 and 11,425.80 is: 17,142.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,224.50 : 39,345.84 = 11,425.80 : x
  2. Step 2: Convert to fraction form
    26,224.50/39,345.84 = 11,425.80/x
  3. Step 3: Cross multiply
    26,224.50x = 39,345.84 × 11,425.80
  4. Step 4: Simplify right side
    26,224.50x = 449,557,698.67
  5. Step 5: Solve for x
    x = 449,557,698.67/26,224.50
  6. Step 6: Final answer
    x = 17,142.66

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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.