Home / 48,697.14-73,040.04-13,639.62

Finding the Fourth Proportional to 48,697.14, 73,040.04 and 13,639.62

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Solution

The fourth proportional to 48,697.14, 73,040.04 and 13,639.62 is: 20,457.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,697.14 : 73,040.04 = 13,639.62 : x
  2. Step 2: Convert to fraction form
    48,697.14/73,040.04 = 13,639.62/x
  3. Step 3: Cross multiply
    48,697.14x = 73,040.04 × 13,639.62
  4. Step 4: Simplify right side
    48,697.14x = 996,238,390.38
  5. Step 5: Solve for x
    x = 996,238,390.38/48,697.14
  6. Step 6: Final answer
    x = 20,457.84

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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.