Home / 18,039.79-24,891.87-10,082.08

Finding the Fourth Proportional to 18,039.79, 24,891.87 and 10,082.08

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Solution

The fourth proportional to 18,039.79, 24,891.87 and 10,082.08 is: 13,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.79 : 24,891.87 = 10,082.08 : x
  2. Step 2: Convert to fraction form
    18,039.79/24,891.87 = 10,082.08/x
  3. Step 3: Cross multiply
    18,039.79x = 24,891.87 × 10,082.08
  4. Step 4: Simplify right side
    18,039.79x = 250,961,824.69
  5. Step 5: Solve for x
    x = 250,961,824.69/18,039.79
  6. Step 6: Final answer
    x = 13,911.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.