Home / 25,102.75-37,654.17-18,784.22

Finding the Fourth Proportional to 25,102.75, 37,654.17 and 18,784.22

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Solution

The fourth proportional to 25,102.75, 37,654.17 and 18,784.22 is: 28,176.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.75 : 37,654.17 = 18,784.22 : x
  2. Step 2: Convert to fraction form
    25,102.75/37,654.17 = 18,784.22/x
  3. Step 3: Cross multiply
    25,102.75x = 37,654.17 × 18,784.22
  4. Step 4: Simplify right side
    25,102.75x = 707,304,119.28
  5. Step 5: Solve for x
    x = 707,304,119.28/25,102.75
  6. Step 6: Final answer
    x = 28,176.36

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1.5x scale

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.