Home / 29,515.11-40,730.34-16,086.48

Finding the Fourth Proportional to 29,515.11, 40,730.34 and 16,086.48

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Solution

The fourth proportional to 29,515.11, 40,730.34 and 16,086.48 is: 22,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.11 : 40,730.34 = 16,086.48 : x
  2. Step 2: Convert to fraction form
    29,515.11/40,730.34 = 16,086.48/x
  3. Step 3: Cross multiply
    29,515.11x = 40,730.34 × 16,086.48
  4. Step 4: Simplify right side
    29,515.11x = 655,207,799.80
  5. Step 5: Solve for x
    x = 655,207,799.80/29,515.11
  6. Step 6: Final answer
    x = 22,199.06

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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.