Home / 48,736.29-73,107.01-13,678.68

Finding the Fourth Proportional to 48,736.29, 73,107.01 and 13,678.68

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Solution

The fourth proportional to 48,736.29, 73,107.01 and 13,678.68 is: 20,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,736.29 : 73,107.01 = 13,678.68 : x
  2. Step 2: Convert to fraction form
    48,736.29/73,107.01 = 13,678.68/x
  3. Step 3: Cross multiply
    48,736.29x = 73,107.01 × 13,678.68
  4. Step 4: Simplify right side
    48,736.29x = 1,000,007,395.55
  5. Step 5: Solve for x
    x = 1,000,007,395.55/48,736.29
  6. Step 6: Final answer
    x = 20,518.74

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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.