Home / 25,844.96-35,661.78-15,236.64

Finding the Fourth Proportional to 25,844.96, 35,661.78 and 15,236.64

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Solution

The fourth proportional to 25,844.96, 35,661.78 and 15,236.64 is: 21,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,844.96 : 35,661.78 = 15,236.64 : x
  2. Step 2: Convert to fraction form
    25,844.96/35,661.78 = 15,236.64/x
  3. Step 3: Cross multiply
    25,844.96x = 35,661.78 × 15,236.64
  4. Step 4: Simplify right side
    25,844.96x = 543,365,703.62
  5. Step 5: Solve for x
    x = 543,365,703.62/25,844.96
  6. Step 6: Final answer
    x = 21,024.05

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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.