Home / 55,976.26-77,248.25-30,483.38

Finding the Fourth Proportional to 55,976.26, 77,248.25 and 30,483.38

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Solution

The fourth proportional to 55,976.26, 77,248.25 and 30,483.38 is: 42,067.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,976.26 : 77,248.25 = 30,483.38 : x
  2. Step 2: Convert to fraction form
    55,976.26/77,248.25 = 30,483.38/x
  3. Step 3: Cross multiply
    55,976.26x = 77,248.25 × 30,483.38
  4. Step 4: Simplify right side
    55,976.26x = 2,354,787,759.09
  5. Step 5: Solve for x
    x = 2,354,787,759.09/55,976.26
  6. Step 6: Final answer
    x = 42,067.62

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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.