Home / 22,032.80-30,394-14,066.65

Finding the Fourth Proportional to 22,032.80, 30,394 and 14,066.65

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Solution

The fourth proportional to 22,032.80, 30,394 and 14,066.65 is: 19,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.80 : 30,394 = 14,066.65 : x
  2. Step 2: Convert to fraction form
    22,032.80/30,394 = 14,066.65/x
  3. Step 3: Cross multiply
    22,032.80x = 30,394 × 14,066.65
  4. Step 4: Simplify right side
    22,032.80x = 427,541,760.10
  5. Step 5: Solve for x
    x = 427,541,760.10/22,032.80
  6. Step 6: Final answer
    x = 19,404.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.