Home / 11,949.98-17,824.12-10,377.62

Finding the Fourth Proportional to 11,949.98, 17,824.12 and 10,377.62

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Solution

The fourth proportional to 11,949.98, 17,824.12 and 10,377.62 is: 15,478.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.98 : 17,824.12 = 10,377.62 : x
  2. Step 2: Convert to fraction form
    11,949.98/17,824.12 = 10,377.62/x
  3. Step 3: Cross multiply
    11,949.98x = 17,824.12 × 10,377.62
  4. Step 4: Simplify right side
    11,949.98x = 184,971,944.19
  5. Step 5: Solve for x
    x = 184,971,944.19/11,949.98
  6. Step 6: Final answer
    x = 15,478.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.