Home / 25,687.11-38,527.58-6,965.99

Finding the Fourth Proportional to 25,687.11, 38,527.58 and 6,965.99

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Solution

The fourth proportional to 25,687.11, 38,527.58 and 6,965.99 is: 10,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687.11 : 38,527.58 = 6,965.99 : x
  2. Step 2: Convert to fraction form
    25,687.11/38,527.58 = 6,965.99/x
  3. Step 3: Cross multiply
    25,687.11x = 38,527.58 × 6,965.99
  4. Step 4: Simplify right side
    25,687.11x = 268,382,509.54
  5. Step 5: Solve for x
    x = 268,382,509.54/25,687.11
  6. Step 6: Final answer
    x = 10,448.14

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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.