Home / 49,803.84-68,728.40-27,143.04

Finding the Fourth Proportional to 49,803.84, 68,728.40 and 27,143.04

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Solution

The fourth proportional to 49,803.84, 68,728.40 and 27,143.04 is: 37,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803.84 : 68,728.40 = 27,143.04 : x
  2. Step 2: Convert to fraction form
    49,803.84/68,728.40 = 27,143.04/x
  3. Step 3: Cross multiply
    49,803.84x = 68,728.40 × 27,143.04
  4. Step 4: Simplify right side
    49,803.84x = 1,865,497,710.34
  5. Step 5: Solve for x
    x = 1,865,497,710.34/49,803.84
  6. Step 6: Final answer
    x = 37,456.91

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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.