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Finding the Fourth Proportional to 48,992.84, 73,453.08 and 15,693.64

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Solution

The fourth proportional to 48,992.84, 73,453.08 and 15,693.64 is: 23,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,992.84 : 73,453.08 = 15,693.64 : x
  2. Step 2: Convert to fraction form
    48,992.84/73,453.08 = 15,693.64/x
  3. Step 3: Cross multiply
    48,992.84x = 73,453.08 × 15,693.64
  4. Step 4: Simplify right side
    48,992.84x = 1,152,746,194.41
  5. Step 5: Solve for x
    x = 1,152,746,194.41/48,992.84
  6. Step 6: Final answer
    x = 23,528.87

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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.