Home / 16,224.73-22,400.27-12,440.63

Finding the Fourth Proportional to 16,224.73, 22,400.27 and 12,440.63

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Solution

The fourth proportional to 16,224.73, 22,400.27 and 12,440.63 is: 17,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.73 : 22,400.27 = 12,440.63 : x
  2. Step 2: Convert to fraction form
    16,224.73/22,400.27 = 12,440.63/x
  3. Step 3: Cross multiply
    16,224.73x = 22,400.27 × 12,440.63
  4. Step 4: Simplify right side
    16,224.73x = 278,673,411.87
  5. Step 5: Solve for x
    x = 278,673,411.87/16,224.73
  6. Step 6: Final answer
    x = 17,175.84

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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.