Home / 26,279.87-36,266.40-14,343.30

Finding the Fourth Proportional to 26,279.87, 36,266.40 and 14,343.30

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Solution

The fourth proportional to 26,279.87, 36,266.40 and 14,343.30 is: 19,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.87 : 36,266.40 = 14,343.30 : x
  2. Step 2: Convert to fraction form
    26,279.87/36,266.40 = 14,343.30/x
  3. Step 3: Cross multiply
    26,279.87x = 36,266.40 × 14,343.30
  4. Step 4: Simplify right side
    26,279.87x = 520,179,855.12
  5. Step 5: Solve for x
    x = 520,179,855.12/26,279.87
  6. Step 6: Final answer
    x = 19,793.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.