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Finding the Fourth Proportional to 49,056.65, 67,696.17 and 27,835.46

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Solution

The fourth proportional to 49,056.65, 67,696.17 and 27,835.46 is: 38,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,056.65 : 67,696.17 = 27,835.46 : x
  2. Step 2: Convert to fraction form
    49,056.65/67,696.17 = 27,835.46/x
  3. Step 3: Cross multiply
    49,056.65x = 67,696.17 × 27,835.46
  4. Step 4: Simplify right side
    49,056.65x = 1,884,353,693.71
  5. Step 5: Solve for x
    x = 1,884,353,693.71/49,056.65
  6. Step 6: Final answer
    x = 38,411.79

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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.