Home / 48,376.68-72,563.04-13,315.38

Finding the Fourth Proportional to 48,376.68, 72,563.04 and 13,315.38

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Solution

The fourth proportional to 48,376.68, 72,563.04 and 13,315.38 is: 19,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,376.68 : 72,563.04 = 13,315.38 : x
  2. Step 2: Convert to fraction form
    48,376.68/72,563.04 = 13,315.38/x
  3. Step 3: Cross multiply
    48,376.68x = 72,563.04 × 13,315.38
  4. Step 4: Simplify right side
    48,376.68x = 966,204,451.56
  5. Step 5: Solve for x
    x = 966,204,451.56/48,376.68
  6. Step 6: Final answer
    x = 19,972.53

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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.