Home / 26,647.25-39,995.07-14,177.70

Finding the Fourth Proportional to 26,647.25, 39,995.07 and 14,177.70

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Solution

The fourth proportional to 26,647.25, 39,995.07 and 14,177.70 is: 21,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.25 : 39,995.07 = 14,177.70 : x
  2. Step 2: Convert to fraction form
    26,647.25/39,995.07 = 14,177.70/x
  3. Step 3: Cross multiply
    26,647.25x = 39,995.07 × 14,177.70
  4. Step 4: Simplify right side
    26,647.25x = 567,038,103.94
  5. Step 5: Solve for x
    x = 567,038,103.94/26,647.25
  6. Step 6: Final answer
    x = 21,279.43

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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.