Home / 25,279.39-34,884.98-13,949.96

Finding the Fourth Proportional to 25,279.39, 34,884.98 and 13,949.96

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Solution

The fourth proportional to 25,279.39, 34,884.98 and 13,949.96 is: 19,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.39 : 34,884.98 = 13,949.96 : x
  2. Step 2: Convert to fraction form
    25,279.39/34,884.98 = 13,949.96/x
  3. Step 3: Cross multiply
    25,279.39x = 34,884.98 × 13,949.96
  4. Step 4: Simplify right side
    25,279.39x = 486,644,075.60
  5. Step 5: Solve for x
    x = 486,644,075.60/25,279.39
  6. Step 6: Final answer
    x = 19,250.63

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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.