Home / 22,870.69-34,270.60-15,864.33

Finding the Fourth Proportional to 22,870.69, 34,270.60 and 15,864.33

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Solution

The fourth proportional to 22,870.69, 34,270.60 and 15,864.33 is: 23,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,870.69 : 34,270.60 = 15,864.33 : x
  2. Step 2: Convert to fraction form
    22,870.69/34,270.60 = 15,864.33/x
  3. Step 3: Cross multiply
    22,870.69x = 34,270.60 × 15,864.33
  4. Step 4: Simplify right side
    22,870.69x = 543,680,107.70
  5. Step 5: Solve for x
    x = 543,680,107.70/22,870.69
  6. Step 6: Final answer
    x = 23,771.92

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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.