Home / 13,114.92-18,082.83-10,716.03

Finding the Fourth Proportional to 13,114.92, 18,082.83 and 10,716.03

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Solution

The fourth proportional to 13,114.92, 18,082.83 and 10,716.03 is: 14,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.92 : 18,082.83 = 10,716.03 : x
  2. Step 2: Convert to fraction form
    13,114.92/18,082.83 = 10,716.03/x
  3. Step 3: Cross multiply
    13,114.92x = 18,082.83 × 10,716.03
  4. Step 4: Simplify right side
    13,114.92x = 193,776,148.76
  5. Step 5: Solve for x
    x = 193,776,148.76/13,114.92
  6. Step 6: Final answer
    x = 14,775.24

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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.