Home / 40,029.67-55,243.81-22,124.29

Finding the Fourth Proportional to 40,029.67, 55,243.81 and 22,124.29

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Solution

The fourth proportional to 40,029.67, 55,243.81 and 22,124.29 is: 30,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.67 : 55,243.81 = 22,124.29 : x
  2. Step 2: Convert to fraction form
    40,029.67/55,243.81 = 22,124.29/x
  3. Step 3: Cross multiply
    40,029.67x = 55,243.81 × 22,124.29
  4. Step 4: Simplify right side
    40,029.67x = 1,222,230,073.14
  5. Step 5: Solve for x
    x = 1,222,230,073.14/40,029.67
  6. Step 6: Final answer
    x = 30,533.10

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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.