Home / 24,723.45-34,117.79-13,545.21

Finding the Fourth Proportional to 24,723.45, 34,117.79 and 13,545.21

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Solution

The fourth proportional to 24,723.45, 34,117.79 and 13,545.21 is: 18,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,723.45 : 34,117.79 = 13,545.21 : x
  2. Step 2: Convert to fraction form
    24,723.45/34,117.79 = 13,545.21/x
  3. Step 3: Cross multiply
    24,723.45x = 34,117.79 × 13,545.21
  4. Step 4: Simplify right side
    24,723.45x = 462,132,562.56
  5. Step 5: Solve for x
    x = 462,132,562.56/24,723.45
  6. Step 6: Final answer
    x = 18,692.07

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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.