Home / 29,515.43-40,730.11-16,086.40

Finding the Fourth Proportional to 29,515.43, 40,730.11 and 16,086.40

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Solution

The fourth proportional to 29,515.43, 40,730.11 and 16,086.40 is: 22,198.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.43 : 40,730.11 = 16,086.40 : x
  2. Step 2: Convert to fraction form
    29,515.43/40,730.11 = 16,086.40/x
  3. Step 3: Cross multiply
    29,515.43x = 40,730.11 × 16,086.40
  4. Step 4: Simplify right side
    29,515.43x = 655,200,841.50
  5. Step 5: Solve for x
    x = 655,200,841.50/29,515.43
  6. Step 6: Final answer
    x = 22,198.59

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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.