Home / 49,952.08-68,931.97-28,738.18

Finding the Fourth Proportional to 49,952.08, 68,931.97 and 28,738.18

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Solution

The fourth proportional to 49,952.08, 68,931.97 and 28,738.18 is: 39,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,952.08 : 68,931.97 = 28,738.18 : x
  2. Step 2: Convert to fraction form
    49,952.08/68,931.97 = 28,738.18/x
  3. Step 3: Cross multiply
    49,952.08x = 68,931.97 × 28,738.18
  4. Step 4: Simplify right side
    49,952.08x = 1,980,979,361.61
  5. Step 5: Solve for x
    x = 1,980,979,361.61/49,952.08
  6. Step 6: Final answer
    x = 39,657.60

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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.