Home / 55,975.41-77,249.58-30,824.91

Finding the Fourth Proportional to 55,975.41, 77,249.58 and 30,824.91

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Solution

The fourth proportional to 55,975.41, 77,249.58 and 30,824.91 is: 42,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,975.41 : 77,249.58 = 30,824.91 : x
  2. Step 2: Convert to fraction form
    55,975.41/77,249.58 = 30,824.91/x
  3. Step 3: Cross multiply
    55,975.41x = 77,249.58 × 30,824.91
  4. Step 4: Simplify right side
    55,975.41x = 2,381,211,351.04
  5. Step 5: Solve for x
    x = 2,381,211,351.04/55,975.41
  6. Step 6: Final answer
    x = 42,540.31

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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.