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Finding the Fourth Proportional to 48,801.84, 73,202.76 and 11,865.84

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Solution

The fourth proportional to 48,801.84, 73,202.76 and 11,865.84 is: 17,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,801.84 : 73,202.76 = 11,865.84 : x
  2. Step 2: Convert to fraction form
    48,801.84/73,202.76 = 11,865.84/x
  3. Step 3: Cross multiply
    48,801.84x = 73,202.76 × 11,865.84
  4. Step 4: Simplify right side
    48,801.84x = 868,612,237.72
  5. Step 5: Solve for x
    x = 868,612,237.72/48,801.84
  6. Step 6: Final answer
    x = 17,798.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.