Home / 25,811.46-38,741.49-15,969.96

Finding the Fourth Proportional to 25,811.46, 38,741.49 and 15,969.96

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Solution

The fourth proportional to 25,811.46, 38,741.49 and 15,969.96 is: 23,969.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.46 : 38,741.49 = 15,969.96 : x
  2. Step 2: Convert to fraction form
    25,811.46/38,741.49 = 15,969.96/x
  3. Step 3: Cross multiply
    25,811.46x = 38,741.49 × 15,969.96
  4. Step 4: Simplify right side
    25,811.46x = 618,700,045.64
  5. Step 5: Solve for x
    x = 618,700,045.64/25,811.46
  6. Step 6: Final answer
    x = 23,969.97

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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.