Home / 48,869.46-73,316.84-13,809.12

Finding the Fourth Proportional to 48,869.46, 73,316.84 and 13,809.12

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Solution

The fourth proportional to 48,869.46, 73,316.84 and 13,809.12 is: 20,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,869.46 : 73,316.84 = 13,809.12 : x
  2. Step 2: Convert to fraction form
    48,869.46/73,316.84 = 13,809.12/x
  3. Step 3: Cross multiply
    48,869.46x = 73,316.84 × 13,809.12
  4. Step 4: Simplify right side
    48,869.46x = 1,012,440,697.60
  5. Step 5: Solve for x
    x = 1,012,440,697.60/48,869.46
  6. Step 6: Final answer
    x = 20,717.25

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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.