Home / 16,240.13-24,360.21-3,928.13

Finding the Fourth Proportional to 16,240.13, 24,360.21 and 3,928.13

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Solution

The fourth proportional to 16,240.13, 24,360.21 and 3,928.13 is: 5,892.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.13 : 24,360.21 = 3,928.13 : x
  2. Step 2: Convert to fraction form
    16,240.13/24,360.21 = 3,928.13/x
  3. Step 3: Cross multiply
    16,240.13x = 24,360.21 × 3,928.13
  4. Step 4: Simplify right side
    16,240.13x = 95,689,949.91
  5. Step 5: Solve for x
    x = 95,689,949.91/16,240.13
  6. Step 6: Final answer
    x = 5,892.19

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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.