Home / 19,082.31-26,330.18-11,523.57

Finding the Fourth Proportional to 19,082.31, 26,330.18 and 11,523.57

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Solution

The fourth proportional to 19,082.31, 26,330.18 and 11,523.57 is: 15,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.31 : 26,330.18 = 11,523.57 : x
  2. Step 2: Convert to fraction form
    19,082.31/26,330.18 = 11,523.57/x
  3. Step 3: Cross multiply
    19,082.31x = 26,330.18 × 11,523.57
  4. Step 4: Simplify right side
    19,082.31x = 303,417,515.99
  5. Step 5: Solve for x
    x = 303,417,515.99/19,082.31
  6. Step 6: Final answer
    x = 15,900.46

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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.