Home / 16,440.16-22,694.92-10,480

Finding the Fourth Proportional to 16,440.16, 22,694.92 and 10,480

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Solution

The fourth proportional to 16,440.16, 22,694.92 and 10,480 is: 14,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.16 : 22,694.92 = 10,480 : x
  2. Step 2: Convert to fraction form
    16,440.16/22,694.92 = 10,480/x
  3. Step 3: Cross multiply
    16,440.16x = 22,694.92 × 10,480
  4. Step 4: Simplify right side
    16,440.16x = 237,842,761.60
  5. Step 5: Solve for x
    x = 237,842,761.60/16,440.16
  6. Step 6: Final answer
    x = 14,467.18

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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.