Home / 25,967.27-35,823.11-15,891.68

Finding the Fourth Proportional to 25,967.27, 35,823.11 and 15,891.68

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Solution

The fourth proportional to 25,967.27, 35,823.11 and 15,891.68 is: 21,923.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.27 : 35,823.11 = 15,891.68 : x
  2. Step 2: Convert to fraction form
    25,967.27/35,823.11 = 15,891.68/x
  3. Step 3: Cross multiply
    25,967.27x = 35,823.11 × 15,891.68
  4. Step 4: Simplify right side
    25,967.27x = 569,289,142.15
  5. Step 5: Solve for x
    x = 569,289,142.15/25,967.27
  6. Step 6: Final answer
    x = 21,923.34

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1.5x scale

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.