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Finding the Fourth Proportional to 48,366.84, 72,550.62 and 13,308.42

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Solution

The fourth proportional to 48,366.84, 72,550.62 and 13,308.42 is: 19,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,366.84 : 72,550.62 = 13,308.42 : x
  2. Step 2: Convert to fraction form
    48,366.84/72,550.62 = 13,308.42/x
  3. Step 3: Cross multiply
    48,366.84x = 72,550.62 × 13,308.42
  4. Step 4: Simplify right side
    48,366.84x = 965,534,122.22
  5. Step 5: Solve for x
    x = 965,534,122.22/48,366.84
  6. Step 6: Final answer
    x = 19,962.73

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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.