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Finding the Fourth Proportional to 22,273.08, 33,409.94 and 7,482.11

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Solution

The fourth proportional to 22,273.08, 33,409.94 and 7,482.11 is: 11,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.08 : 33,409.94 = 7,482.11 : x
  2. Step 2: Convert to fraction form
    22,273.08/33,409.94 = 7,482.11/x
  3. Step 3: Cross multiply
    22,273.08x = 33,409.94 × 7,482.11
  4. Step 4: Simplify right side
    22,273.08x = 249,976,641.71
  5. Step 5: Solve for x
    x = 249,976,641.71/22,273.08
  6. Step 6: Final answer
    x = 11,223.27

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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.