Home / 30,027.06-41,439.90-17,451

Finding the Fourth Proportional to 30,027.06, 41,439.90 and 17,451

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Solution

The fourth proportional to 30,027.06, 41,439.90 and 17,451 is: 24,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.06 : 41,439.90 = 17,451 : x
  2. Step 2: Convert to fraction form
    30,027.06/41,439.90 = 17,451/x
  3. Step 3: Cross multiply
    30,027.06x = 41,439.90 × 17,451
  4. Step 4: Simplify right side
    30,027.06x = 723,167,694.90
  5. Step 5: Solve for x
    x = 723,167,694.90/30,027.06
  6. Step 6: Final answer
    x = 24,083.87

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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.