Home / 35,608.38-49,124.71-20,497.42

Finding the Fourth Proportional to 35,608.38, 49,124.71 and 20,497.42

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Solution

The fourth proportional to 35,608.38, 49,124.71 and 20,497.42 is: 28,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,608.38 : 49,124.71 = 20,497.42 : x
  2. Step 2: Convert to fraction form
    35,608.38/49,124.71 = 20,497.42/x
  3. Step 3: Cross multiply
    35,608.38x = 49,124.71 × 20,497.42
  4. Step 4: Simplify right side
    35,608.38x = 1,006,929,813.25
  5. Step 5: Solve for x
    x = 1,006,929,813.25/35,608.38
  6. Step 6: Final answer
    x = 28,277.89

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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.