Home / 47,680.45-71,567.75-35,792.89

Finding the Fourth Proportional to 47,680.45, 71,567.75 and 35,792.89

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Solution

The fourth proportional to 47,680.45, 71,567.75 and 35,792.89 is: 53,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,680.45 : 71,567.75 = 35,792.89 : x
  2. Step 2: Convert to fraction form
    47,680.45/71,567.75 = 35,792.89/x
  3. Step 3: Cross multiply
    47,680.45x = 71,567.75 × 35,792.89
  4. Step 4: Simplify right side
    47,680.45x = 2,561,616,513.86
  5. Step 5: Solve for x
    x = 2,561,616,513.86/47,680.45
  6. Step 6: Final answer
    x = 53,724.67

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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.