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Finding the Fourth Proportional to 22,160.49, 33,246.99 and 9,022.29

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Solution

The fourth proportional to 22,160.49, 33,246.99 and 9,022.29 is: 13,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.49 : 33,246.99 = 9,022.29 : x
  2. Step 2: Convert to fraction form
    22,160.49/33,246.99 = 9,022.29/x
  3. Step 3: Cross multiply
    22,160.49x = 33,246.99 × 9,022.29
  4. Step 4: Simplify right side
    22,160.49x = 299,963,985.41
  5. Step 5: Solve for x
    x = 299,963,985.41/22,160.49
  6. Step 6: Final answer
    x = 13,535.98

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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.