Home / 48,624.32-72,936.96-13,566.56

Finding the Fourth Proportional to 48,624.32, 72,936.96 and 13,566.56

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Solution

The fourth proportional to 48,624.32, 72,936.96 and 13,566.56 is: 20,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,624.32 : 72,936.96 = 13,566.56 : x
  2. Step 2: Convert to fraction form
    48,624.32/72,936.96 = 13,566.56/x
  3. Step 3: Cross multiply
    48,624.32x = 72,936.96 × 13,566.56
  4. Step 4: Simplify right side
    48,624.32x = 989,503,644.06
  5. Step 5: Solve for x
    x = 989,503,644.06/48,624.32
  6. Step 6: Final answer
    x = 20,349.97

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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.