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Finding the Fourth Proportional to 49,281.88, 68,009.03 and 26,620.88

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Solution

The fourth proportional to 49,281.88, 68,009.03 and 26,620.88 is: 36,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,281.88 : 68,009.03 = 26,620.88 : x
  2. Step 2: Convert to fraction form
    49,281.88/68,009.03 = 26,620.88/x
  3. Step 3: Cross multiply
    49,281.88x = 68,009.03 × 26,620.88
  4. Step 4: Simplify right side
    49,281.88x = 1,810,459,753.40
  5. Step 5: Solve for x
    x = 1,810,459,753.40/49,281.88
  6. Step 6: Final answer
    x = 36,736.82

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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.