Home / 22,260.65-33,368.80-11,133.38

Finding the Fourth Proportional to 22,260.65, 33,368.80 and 11,133.38

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Solution

The fourth proportional to 22,260.65, 33,368.80 and 11,133.38 is: 16,688.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,260.65 : 33,368.80 = 11,133.38 : x
  2. Step 2: Convert to fraction form
    22,260.65/33,368.80 = 11,133.38/x
  3. Step 3: Cross multiply
    22,260.65x = 33,368.80 × 11,133.38
  4. Step 4: Simplify right side
    22,260.65x = 371,507,363.70
  5. Step 5: Solve for x
    x = 371,507,363.70/22,260.65
  6. Step 6: Final answer
    x = 16,688.97

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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.