Home / 19,082.56-26,334.48-11,125.12

Finding the Fourth Proportional to 19,082.56, 26,334.48 and 11,125.12

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Solution

The fourth proportional to 19,082.56, 26,334.48 and 11,125.12 is: 15,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.56 : 26,334.48 = 11,125.12 : x
  2. Step 2: Convert to fraction form
    19,082.56/26,334.48 = 11,125.12/x
  3. Step 3: Cross multiply
    19,082.56x = 26,334.48 × 11,125.12
  4. Step 4: Simplify right side
    19,082.56x = 292,974,250.14
  5. Step 5: Solve for x
    x = 292,974,250.14/19,082.56
  6. Step 6: Final answer
    x = 15,352.98

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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.