Home / 26,411.92-39,583.12-10,821.04

Finding the Fourth Proportional to 26,411.92, 39,583.12 and 10,821.04

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Solution

The fourth proportional to 26,411.92, 39,583.12 and 10,821.04 is: 16,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,411.92 : 39,583.12 = 10,821.04 : x
  2. Step 2: Convert to fraction form
    26,411.92/39,583.12 = 10,821.04/x
  3. Step 3: Cross multiply
    26,411.92x = 39,583.12 × 10,821.04
  4. Step 4: Simplify right side
    26,411.92x = 428,330,524.84
  5. Step 5: Solve for x
    x = 428,330,524.84/26,411.92
  6. Step 6: Final answer
    x = 16,217.32

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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.