Home / 25,042.44-34,584.42-21,669.12

Finding the Fourth Proportional to 25,042.44, 34,584.42 and 21,669.12

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Solution

The fourth proportional to 25,042.44, 34,584.42 and 21,669.12 is: 29,925.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,042.44 : 34,584.42 = 21,669.12 : x
  2. Step 2: Convert to fraction form
    25,042.44/34,584.42 = 21,669.12/x
  3. Step 3: Cross multiply
    25,042.44x = 34,584.42 × 21,669.12
  4. Step 4: Simplify right side
    25,042.44x = 749,413,947.11
  5. Step 5: Solve for x
    x = 749,413,947.11/25,042.44
  6. Step 6: Final answer
    x = 29,925.76

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1.5x scale

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.