Home / 26,363.25-39,545.37-12,319.43

Finding the Fourth Proportional to 26,363.25, 39,545.37 and 12,319.43

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Solution

The fourth proportional to 26,363.25, 39,545.37 and 12,319.43 is: 18,479.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.25 : 39,545.37 = 12,319.43 : x
  2. Step 2: Convert to fraction form
    26,363.25/39,545.37 = 12,319.43/x
  3. Step 3: Cross multiply
    26,363.25x = 39,545.37 × 12,319.43
  4. Step 4: Simplify right side
    26,363.25x = 487,176,219.81
  5. Step 5: Solve for x
    x = 487,176,219.81/26,363.25
  6. Step 6: Final answer
    x = 18,479.37

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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.