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Finding the Fourth Proportional to 22,570.92, 33,866.10 and 15,203.16

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Solution

The fourth proportional to 22,570.92, 33,866.10 and 15,203.16 is: 22,811.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570.92 : 33,866.10 = 15,203.16 : x
  2. Step 2: Convert to fraction form
    22,570.92/33,866.10 = 15,203.16/x
  3. Step 3: Cross multiply
    22,570.92x = 33,866.10 × 15,203.16
  4. Step 4: Simplify right side
    22,570.92x = 514,871,736.88
  5. Step 5: Solve for x
    x = 514,871,736.88/22,570.92
  6. Step 6: Final answer
    x = 22,811.29

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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.