Home / 26,616.44-36,729.33-15,278.06

Finding the Fourth Proportional to 26,616.44, 36,729.33 and 15,278.06

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Solution

The fourth proportional to 26,616.44, 36,729.33 and 15,278.06 is: 21,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.44 : 36,729.33 = 15,278.06 : x
  2. Step 2: Convert to fraction form
    26,616.44/36,729.33 = 15,278.06/x
  3. Step 3: Cross multiply
    26,616.44x = 36,729.33 × 15,278.06
  4. Step 4: Simplify right side
    26,616.44x = 561,152,907.50
  5. Step 5: Solve for x
    x = 561,152,907.50/26,616.44
  6. Step 6: Final answer
    x = 21,082.94

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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.