Home / 17,557.76-26,336.24-7,169.60

Finding the Fourth Proportional to 17,557.76, 26,336.24 and 7,169.60

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Solution

The fourth proportional to 17,557.76, 26,336.24 and 7,169.60 is: 10,754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.76 : 26,336.24 = 7,169.60 : x
  2. Step 2: Convert to fraction form
    17,557.76/26,336.24 = 7,169.60/x
  3. Step 3: Cross multiply
    17,557.76x = 26,336.24 × 7,169.60
  4. Step 4: Simplify right side
    17,557.76x = 188,820,306.30
  5. Step 5: Solve for x
    x = 188,820,306.30/17,557.76
  6. Step 6: Final answer
    x = 10,754.24

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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.