Home / 26,363.66-39,555.24-12,328.26

Finding the Fourth Proportional to 26,363.66, 39,555.24 and 12,328.26

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Solution

The fourth proportional to 26,363.66, 39,555.24 and 12,328.26 is: 18,496.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.66 : 39,555.24 = 12,328.26 : x
  2. Step 2: Convert to fraction form
    26,363.66/39,555.24 = 12,328.26/x
  3. Step 3: Cross multiply
    26,363.66x = 39,555.24 × 12,328.26
  4. Step 4: Simplify right side
    26,363.66x = 487,647,283.08
  5. Step 5: Solve for x
    x = 487,647,283.08/26,363.66
  6. Step 6: Final answer
    x = 18,496.95

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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.