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Finding the Fourth Proportional to 22,015.81, 33,024.80 and 8,866.41

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Solution

The fourth proportional to 22,015.81, 33,024.80 and 8,866.41 is: 13,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.81 : 33,024.80 = 8,866.41 : x
  2. Step 2: Convert to fraction form
    22,015.81/33,024.80 = 8,866.41/x
  3. Step 3: Cross multiply
    22,015.81x = 33,024.80 × 8,866.41
  4. Step 4: Simplify right side
    22,015.81x = 292,811,416.97
  5. Step 5: Solve for x
    x = 292,811,416.97/22,015.81
  6. Step 6: Final answer
    x = 13,300.05

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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.