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Finding the Fourth Proportional to 49,281.49, 68,008.48 and 26,620.48

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Solution

The fourth proportional to 49,281.49, 68,008.48 and 26,620.48 is: 36,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,281.49 : 68,008.48 = 26,620.48 : x
  2. Step 2: Convert to fraction form
    49,281.49/68,008.48 = 26,620.48/x
  3. Step 3: Cross multiply
    49,281.49x = 68,008.48 × 26,620.48
  4. Step 4: Simplify right side
    49,281.49x = 1,810,418,549.87
  5. Step 5: Solve for x
    x = 1,810,418,549.87/49,281.49
  6. Step 6: Final answer
    x = 36,736.28

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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.