Home / 49,955.32-68,944.53-28,734.40

Finding the Fourth Proportional to 49,955.32, 68,944.53 and 28,734.40

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Solution

The fourth proportional to 49,955.32, 68,944.53 and 28,734.40 is: 39,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,955.32 : 68,944.53 = 28,734.40 : x
  2. Step 2: Convert to fraction form
    49,955.32/68,944.53 = 28,734.40/x
  3. Step 3: Cross multiply
    49,955.32x = 68,944.53 × 28,734.40
  4. Step 4: Simplify right side
    49,955.32x = 1,981,079,702.83
  5. Step 5: Solve for x
    x = 1,981,079,702.83/49,955.32
  6. Step 6: Final answer
    x = 39,657.03

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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.