Home / 49,239.52-67,950.56-30,376.64

Finding the Fourth Proportional to 49,239.52, 67,950.56 and 30,376.64

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Solution

The fourth proportional to 49,239.52, 67,950.56 and 30,376.64 is: 41,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,239.52 : 67,950.56 = 30,376.64 : x
  2. Step 2: Convert to fraction form
    49,239.52/67,950.56 = 30,376.64/x
  3. Step 3: Cross multiply
    49,239.52x = 67,950.56 × 30,376.64
  4. Step 4: Simplify right side
    49,239.52x = 2,064,109,698.92
  5. Step 5: Solve for x
    x = 2,064,109,698.92/49,239.52
  6. Step 6: Final answer
    x = 41,919.78

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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.