Home / 25,388.66-35,103.24-22,235.81

Finding the Fourth Proportional to 25,388.66, 35,103.24 and 22,235.81

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Solution

The fourth proportional to 25,388.66, 35,103.24 and 22,235.81 is: 30,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.66 : 35,103.24 = 22,235.81 : x
  2. Step 2: Convert to fraction form
    25,388.66/35,103.24 = 22,235.81/x
  3. Step 3: Cross multiply
    25,388.66x = 35,103.24 × 22,235.81
  4. Step 4: Simplify right side
    25,388.66x = 780,548,979.40
  5. Step 5: Solve for x
    x = 780,548,979.40/25,388.66
  6. Step 6: Final answer
    x = 30,744.00

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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.