Home / 17,557.75-26,336.63-5,245.75

Finding the Fourth Proportional to 17,557.75, 26,336.63 and 5,245.75

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Solution

The fourth proportional to 17,557.75, 26,336.63 and 5,245.75 is: 7,868.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.75 : 26,336.63 = 5,245.75 : x
  2. Step 2: Convert to fraction form
    17,557.75/26,336.63 = 5,245.75/x
  3. Step 3: Cross multiply
    17,557.75x = 26,336.63 × 5,245.75
  4. Step 4: Simplify right side
    17,557.75x = 138,155,376.82
  5. Step 5: Solve for x
    x = 138,155,376.82/17,557.75
  6. Step 6: Final answer
    x = 7,868.63

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Similar ratio
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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.