Home / 17,206.76-25,813.50-5,519.08

Finding the Fourth Proportional to 17,206.76, 25,813.50 and 5,519.08

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Solution

The fourth proportional to 17,206.76, 25,813.50 and 5,519.08 is: 8,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,206.76 : 25,813.50 = 5,519.08 : x
  2. Step 2: Convert to fraction form
    17,206.76/25,813.50 = 5,519.08/x
  3. Step 3: Cross multiply
    17,206.76x = 25,813.50 × 5,519.08
  4. Step 4: Simplify right side
    17,206.76x = 142,466,771.58
  5. Step 5: Solve for x
    x = 142,466,771.58/17,206.76
  6. Step 6: Final answer
    x = 8,279.70

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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.