Home / 35,663.38-49,228.42-20,759.38

Finding the Fourth Proportional to 35,663.38, 49,228.42 and 20,759.38

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Solution

The fourth proportional to 35,663.38, 49,228.42 and 20,759.38 is: 28,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.38 : 49,228.42 = 20,759.38 : x
  2. Step 2: Convert to fraction form
    35,663.38/49,228.42 = 20,759.38/x
  3. Step 3: Cross multiply
    35,663.38x = 49,228.42 × 20,759.38
  4. Step 4: Simplify right side
    35,663.38x = 1,021,951,477.58
  5. Step 5: Solve for x
    x = 1,021,951,477.58/35,663.38
  6. Step 6: Final answer
    x = 28,655.49

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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.