Home / 16,574.57-22,872.39-12,117.14

Finding the Fourth Proportional to 16,574.57, 22,872.39 and 12,117.14

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Solution

The fourth proportional to 16,574.57, 22,872.39 and 12,117.14 is: 16,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574.57 : 22,872.39 = 12,117.14 : x
  2. Step 2: Convert to fraction form
    16,574.57/22,872.39 = 12,117.14/x
  3. Step 3: Cross multiply
    16,574.57x = 22,872.39 × 12,117.14
  4. Step 4: Simplify right side
    16,574.57x = 277,147,951.76
  5. Step 5: Solve for x
    x = 277,147,951.76/16,574.57
  6. Step 6: Final answer
    x = 16,721.28

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Double scale
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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.