Home / 16,877.40-25,286.71-10,960.20

Finding the Fourth Proportional to 16,877.40, 25,286.71 and 10,960.20

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Solution

The fourth proportional to 16,877.40, 25,286.71 and 10,960.20 is: 16,421.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.40 : 25,286.71 = 10,960.20 : x
  2. Step 2: Convert to fraction form
    16,877.40/25,286.71 = 10,960.20/x
  3. Step 3: Cross multiply
    16,877.40x = 25,286.71 × 10,960.20
  4. Step 4: Simplify right side
    16,877.40x = 277,147,217.71
  5. Step 5: Solve for x
    x = 277,147,217.71/16,877.40
  6. Step 6: Final answer
    x = 16,421.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.