Home / 29,545.31-40,768.88-18,065.99

Finding the Fourth Proportional to 29,545.31, 40,768.88 and 18,065.99

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Solution

The fourth proportional to 29,545.31, 40,768.88 and 18,065.99 is: 24,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,545.31 : 40,768.88 = 18,065.99 : x
  2. Step 2: Convert to fraction form
    29,545.31/40,768.88 = 18,065.99/x
  3. Step 3: Cross multiply
    29,545.31x = 40,768.88 × 18,065.99
  4. Step 4: Simplify right side
    29,545.31x = 736,530,189.98
  5. Step 5: Solve for x
    x = 736,530,189.98/29,545.31
  6. Step 6: Final answer
    x = 24,928.83

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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.