Home / 49,844.84-68,785.38-28,630.76

Finding the Fourth Proportional to 49,844.84, 68,785.38 and 28,630.76

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Solution

The fourth proportional to 49,844.84, 68,785.38 and 28,630.76 is: 39,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,844.84 : 68,785.38 = 28,630.76 : x
  2. Step 2: Convert to fraction form
    49,844.84/68,785.38 = 28,630.76/x
  3. Step 3: Cross multiply
    49,844.84x = 68,785.38 × 28,630.76
  4. Step 4: Simplify right side
    49,844.84x = 1,969,377,706.29
  5. Step 5: Solve for x
    x = 1,969,377,706.29/49,844.84
  6. Step 6: Final answer
    x = 39,510.16

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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.