Home / 25,291.80-37,851.30-22,181.40

Finding the Fourth Proportional to 25,291.80, 37,851.30 and 22,181.40

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Solution

The fourth proportional to 25,291.80, 37,851.30 and 22,181.40 is: 33,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.80 : 37,851.30 = 22,181.40 : x
  2. Step 2: Convert to fraction form
    25,291.80/37,851.30 = 22,181.40/x
  3. Step 3: Cross multiply
    25,291.80x = 37,851.30 × 22,181.40
  4. Step 4: Simplify right side
    25,291.80x = 839,594,825.82
  5. Step 5: Solve for x
    x = 839,594,825.82/25,291.80
  6. Step 6: Final answer
    x = 33,196.33

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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.