Home / 11,423.75-17,132.38-4,496.63

Finding the Fourth Proportional to 11,423.75, 17,132.38 and 4,496.63

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Solution

The fourth proportional to 11,423.75, 17,132.38 and 4,496.63 is: 6,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.75 : 17,132.38 = 4,496.63 : x
  2. Step 2: Convert to fraction form
    11,423.75/17,132.38 = 4,496.63/x
  3. Step 3: Cross multiply
    11,423.75x = 17,132.38 × 4,496.63
  4. Step 4: Simplify right side
    11,423.75x = 77,037,876.98
  5. Step 5: Solve for x
    x = 77,037,876.98/11,423.75
  6. Step 6: Final answer
    x = 6,743.66

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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.