Home / 22,907.65-34,517.54-18,838.81

Finding the Fourth Proportional to 22,907.65, 34,517.54 and 18,838.81

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Solution

The fourth proportional to 22,907.65, 34,517.54 and 18,838.81 is: 28,386.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,907.65 : 34,517.54 = 18,838.81 : x
  2. Step 2: Convert to fraction form
    22,907.65/34,517.54 = 18,838.81/x
  3. Step 3: Cross multiply
    22,907.65x = 34,517.54 × 18,838.81
  4. Step 4: Simplify right side
    22,907.65x = 650,269,377.73
  5. Step 5: Solve for x
    x = 650,269,377.73/22,907.65
  6. Step 6: Final answer
    x = 28,386.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.