Home / 19,082.12-26,332.56-11,532.87

Finding the Fourth Proportional to 19,082.12, 26,332.56 and 11,532.87

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Solution

The fourth proportional to 19,082.12, 26,332.56 and 11,532.87 is: 15,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.12 : 26,332.56 = 11,532.87 : x
  2. Step 2: Convert to fraction form
    19,082.12/26,332.56 = 11,532.87/x
  3. Step 3: Cross multiply
    19,082.12x = 26,332.56 × 11,532.87
  4. Step 4: Simplify right side
    19,082.12x = 303,689,991.25
  5. Step 5: Solve for x
    x = 303,689,991.25/19,082.12
  6. Step 6: Final answer
    x = 15,914.90

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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.