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Finding the Fourth Proportional to 49,573.62, 68,411.66 and 26,912.62

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Solution

The fourth proportional to 49,573.62, 68,411.66 and 26,912.62 is: 37,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,573.62 : 68,411.66 = 26,912.62 : x
  2. Step 2: Convert to fraction form
    49,573.62/68,411.66 = 26,912.62/x
  3. Step 3: Cross multiply
    49,573.62x = 68,411.66 × 26,912.62
  4. Step 4: Simplify right side
    49,573.62x = 1,841,136,960.10
  5. Step 5: Solve for x
    x = 1,841,136,960.10/49,573.62
  6. Step 6: Final answer
    x = 37,139.45

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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.