Home / 26,454.68-39,670.44-19,028.12

Finding the Fourth Proportional to 26,454.68, 39,670.44 and 19,028.12

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Solution

The fourth proportional to 26,454.68, 39,670.44 and 19,028.12 is: 28,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.68 : 39,670.44 = 19,028.12 : x
  2. Step 2: Convert to fraction form
    26,454.68/39,670.44 = 19,028.12/x
  3. Step 3: Cross multiply
    26,454.68x = 39,670.44 × 19,028.12
  4. Step 4: Simplify right side
    26,454.68x = 754,853,892.77
  5. Step 5: Solve for x
    x = 754,853,892.77/26,454.68
  6. Step 6: Final answer
    x = 28,533.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.