Home / 26,614.12-36,729.32-15,436.12

Finding the Fourth Proportional to 26,614.12, 36,729.32 and 15,436.12

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Solution

The fourth proportional to 26,614.12, 36,729.32 and 15,436.12 is: 21,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,614.12 : 36,729.32 = 15,436.12 : x
  2. Step 2: Convert to fraction form
    26,614.12/36,729.32 = 15,436.12/x
  3. Step 3: Cross multiply
    26,614.12x = 36,729.32 × 15,436.12
  4. Step 4: Simplify right side
    26,614.12x = 566,958,191.04
  5. Step 5: Solve for x
    x = 566,958,191.04/26,614.12
  6. Step 6: Final answer
    x = 21,302.91

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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.