Home / 16,224.92-22,400.53-12,440.82

Finding the Fourth Proportional to 16,224.92, 22,400.53 and 12,440.82

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Solution

The fourth proportional to 16,224.92, 22,400.53 and 12,440.82 is: 17,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.92 : 22,400.53 = 12,440.82 : x
  2. Step 2: Convert to fraction form
    16,224.92/22,400.53 = 12,440.82/x
  3. Step 3: Cross multiply
    16,224.92x = 22,400.53 × 12,440.82
  4. Step 4: Simplify right side
    16,224.92x = 278,680,809.20
  5. Step 5: Solve for x
    x = 278,680,809.20/16,224.92
  6. Step 6: Final answer
    x = 17,176.10

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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.