Home / 36,231.04-54,340.75-9,929.67

Finding the Fourth Proportional to 36,231.04, 54,340.75 and 9,929.67

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Solution

The fourth proportional to 36,231.04, 54,340.75 and 9,929.67 is: 14,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.04 : 54,340.75 = 9,929.67 : x
  2. Step 2: Convert to fraction form
    36,231.04/54,340.75 = 9,929.67/x
  3. Step 3: Cross multiply
    36,231.04x = 54,340.75 × 9,929.67
  4. Step 4: Simplify right side
    36,231.04x = 539,585,715.05
  5. Step 5: Solve for x
    x = 539,585,715.05/36,231.04
  6. Step 6: Final answer
    x = 14,892.91

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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.