Home / 12,001.33-17,992.27-5,424.13

Finding the Fourth Proportional to 12,001.33, 17,992.27 and 5,424.13

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Solution

The fourth proportional to 12,001.33, 17,992.27 and 5,424.13 is: 8,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.33 : 17,992.27 = 5,424.13 : x
  2. Step 2: Convert to fraction form
    12,001.33/17,992.27 = 5,424.13/x
  3. Step 3: Cross multiply
    12,001.33x = 17,992.27 × 5,424.13
  4. Step 4: Simplify right side
    12,001.33x = 97,592,411.48
  5. Step 5: Solve for x
    x = 97,592,411.48/12,001.33
  6. Step 6: Final answer
    x = 8,131.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.