Home / 39,176.65-58,751.20-14,212.45

Finding the Fourth Proportional to 39,176.65, 58,751.20 and 14,212.45

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Solution

The fourth proportional to 39,176.65, 58,751.20 and 14,212.45 is: 21,313.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,176.65 : 58,751.20 = 14,212.45 : x
  2. Step 2: Convert to fraction form
    39,176.65/58,751.20 = 14,212.45/x
  3. Step 3: Cross multiply
    39,176.65x = 58,751.20 × 14,212.45
  4. Step 4: Simplify right side
    39,176.65x = 834,998,310.03
  5. Step 5: Solve for x
    x = 834,998,310.03/39,176.65
  6. Step 6: Final answer
    x = 21,313.67

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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.