Home / 11,663.34-16,105.46-10,001.22

Finding the Fourth Proportional to 11,663.34, 16,105.46 and 10,001.22

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Solution

The fourth proportional to 11,663.34, 16,105.46 and 10,001.22 is: 13,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.34 : 16,105.46 = 10,001.22 : x
  2. Step 2: Convert to fraction form
    11,663.34/16,105.46 = 10,001.22/x
  3. Step 3: Cross multiply
    11,663.34x = 16,105.46 × 10,001.22
  4. Step 4: Simplify right side
    11,663.34x = 161,074,248.66
  5. Step 5: Solve for x
    x = 161,074,248.66/11,663.34
  6. Step 6: Final answer
    x = 13,810.30

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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.