Home / 47,141.03-70,711.52-13,861.37

Finding the Fourth Proportional to 47,141.03, 70,711.52 and 13,861.37

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Solution

The fourth proportional to 47,141.03, 70,711.52 and 13,861.37 is: 20,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,141.03 : 70,711.52 = 13,861.37 : x
  2. Step 2: Convert to fraction form
    47,141.03/70,711.52 = 13,861.37/x
  3. Step 3: Cross multiply
    47,141.03x = 70,711.52 × 13,861.37
  4. Step 4: Simplify right side
    47,141.03x = 980,158,119.12
  5. Step 5: Solve for x
    x = 980,158,119.12/47,141.03
  6. Step 6: Final answer
    x = 20,792.04

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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.