Home / 29,515.05-40,729.57-16,086.02

Finding the Fourth Proportional to 29,515.05, 40,729.57 and 16,086.02

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Solution

The fourth proportional to 29,515.05, 40,729.57 and 16,086.02 is: 22,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.05 : 40,729.57 = 16,086.02 : x
  2. Step 2: Convert to fraction form
    29,515.05/40,729.57 = 16,086.02/x
  3. Step 3: Cross multiply
    29,515.05x = 40,729.57 × 16,086.02
  4. Step 4: Simplify right side
    29,515.05x = 655,176,433.75
  5. Step 5: Solve for x
    x = 655,176,433.75/29,515.05
  6. Step 6: Final answer
    x = 22,198.05

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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.