Home / 17,511.60-26,247.24-8,752.80

Finding the Fourth Proportional to 17,511.60, 26,247.24 and 8,752.80

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Solution

The fourth proportional to 17,511.60, 26,247.24 and 8,752.80 is: 13,119.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.60 : 26,247.24 = 8,752.80 : x
  2. Step 2: Convert to fraction form
    17,511.60/26,247.24 = 8,752.80/x
  3. Step 3: Cross multiply
    17,511.60x = 26,247.24 × 8,752.80
  4. Step 4: Simplify right side
    17,511.60x = 229,736,842.27
  5. Step 5: Solve for x
    x = 229,736,842.27/17,511.60
  6. Step 6: Final answer
    x = 13,119.12

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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.