Home / 16,847.40-25,161.68-15,841.38

Finding the Fourth Proportional to 16,847.40, 25,161.68 and 15,841.38

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Solution

The fourth proportional to 16,847.40, 25,161.68 and 15,841.38 is: 23,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.40 : 25,161.68 = 15,841.38 : x
  2. Step 2: Convert to fraction form
    16,847.40/25,161.68 = 15,841.38/x
  3. Step 3: Cross multiply
    16,847.40x = 25,161.68 × 15,841.38
  4. Step 4: Simplify right side
    16,847.40x = 398,595,655.11
  5. Step 5: Solve for x
    x = 398,595,655.11/16,847.40
  6. Step 6: Final answer
    x = 23,659.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.