Home / 16,854.20-25,281.30-10,949.30

Finding the Fourth Proportional to 16,854.20, 25,281.30 and 10,949.30

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Solution

The fourth proportional to 16,854.20, 25,281.30 and 10,949.30 is: 16,423.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.20 : 25,281.30 = 10,949.30 : x
  2. Step 2: Convert to fraction form
    16,854.20/25,281.30 = 10,949.30/x
  3. Step 3: Cross multiply
    16,854.20x = 25,281.30 × 10,949.30
  4. Step 4: Simplify right side
    16,854.20x = 276,812,538.09
  5. Step 5: Solve for x
    x = 276,812,538.09/16,854.20
  6. Step 6: Final answer
    x = 16,423.95

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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.