Home / 16,045.36-22,142.76-8,874.92

Finding the Fourth Proportional to 16,045.36, 22,142.76 and 8,874.92

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Solution

The fourth proportional to 16,045.36, 22,142.76 and 8,874.92 is: 12,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,045.36 : 22,142.76 = 8,874.92 : x
  2. Step 2: Convert to fraction form
    16,045.36/22,142.76 = 8,874.92/x
  3. Step 3: Cross multiply
    16,045.36x = 22,142.76 × 8,874.92
  4. Step 4: Simplify right side
    16,045.36x = 196,515,223.58
  5. Step 5: Solve for x
    x = 196,515,223.58/16,045.36
  6. Step 6: Final answer
    x = 12,247.48

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Half scale
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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.