Home / 16,001.28-22,083.48-8,930.16

Finding the Fourth Proportional to 16,001.28, 22,083.48 and 8,930.16

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Solution

The fourth proportional to 16,001.28, 22,083.48 and 8,930.16 is: 12,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001.28 : 22,083.48 = 8,930.16 : x
  2. Step 2: Convert to fraction form
    16,001.28/22,083.48 = 8,930.16/x
  3. Step 3: Cross multiply
    16,001.28x = 22,083.48 × 8,930.16
  4. Step 4: Simplify right side
    16,001.28x = 197,209,009.76
  5. Step 5: Solve for x
    x = 197,209,009.76/16,001.28
  6. Step 6: Final answer
    x = 12,324.58

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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.