Home / 16,161.31-22,303.11-9,088.12

Finding the Fourth Proportional to 16,161.31, 22,303.11 and 9,088.12

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Solution

The fourth proportional to 16,161.31, 22,303.11 and 9,088.12 is: 12,541.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.31 : 22,303.11 = 9,088.12 : x
  2. Step 2: Convert to fraction form
    16,161.31/22,303.11 = 9,088.12/x
  3. Step 3: Cross multiply
    16,161.31x = 22,303.11 × 9,088.12
  4. Step 4: Simplify right side
    16,161.31x = 202,693,340.05
  5. Step 5: Solve for x
    x = 202,693,340.05/16,161.31
  6. Step 6: Final answer
    x = 12,541.89

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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.