Home / 26,279.40-39,447.18-14,589.48

Finding the Fourth Proportional to 26,279.40, 39,447.18 and 14,589.48

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Solution

The fourth proportional to 26,279.40, 39,447.18 and 14,589.48 is: 21,899.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.40 : 39,447.18 = 14,589.48 : x
  2. Step 2: Convert to fraction form
    26,279.40/39,447.18 = 14,589.48/x
  3. Step 3: Cross multiply
    26,279.40x = 39,447.18 × 14,589.48
  4. Step 4: Simplify right side
    26,279.40x = 575,513,843.67
  5. Step 5: Solve for x
    x = 575,513,843.67/26,279.40
  6. Step 6: Final answer
    x = 21,899.81

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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.