Home / 25,546.29-35,249.76-15,985.05

Finding the Fourth Proportional to 25,546.29, 35,249.76 and 15,985.05

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Solution

The fourth proportional to 25,546.29, 35,249.76 and 15,985.05 is: 22,056.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,546.29 : 35,249.76 = 15,985.05 : x
  2. Step 2: Convert to fraction form
    25,546.29/35,249.76 = 15,985.05/x
  3. Step 3: Cross multiply
    25,546.29x = 35,249.76 × 15,985.05
  4. Step 4: Simplify right side
    25,546.29x = 563,469,176.09
  5. Step 5: Solve for x
    x = 563,469,176.09/25,546.29
  6. Step 6: Final answer
    x = 22,056.79

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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.