Home / 47,116.14-65,017.85-25,891.31

Finding the Fourth Proportional to 47,116.14, 65,017.85 and 25,891.31

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Solution

The fourth proportional to 47,116.14, 65,017.85 and 25,891.31 is: 35,728.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,116.14 : 65,017.85 = 25,891.31 : x
  2. Step 2: Convert to fraction form
    47,116.14/65,017.85 = 25,891.31/x
  3. Step 3: Cross multiply
    47,116.14x = 65,017.85 × 25,891.31
  4. Step 4: Simplify right side
    47,116.14x = 1,683,396,855.34
  5. Step 5: Solve for x
    x = 1,683,396,855.34/47,116.14
  6. Step 6: Final answer
    x = 35,728.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.