Home / 25,282.44-37,876.26-21,149.01

Finding the Fourth Proportional to 25,282.44, 37,876.26 and 21,149.01

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Solution

The fourth proportional to 25,282.44, 37,876.26 and 21,149.01 is: 31,683.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.44 : 37,876.26 = 21,149.01 : x
  2. Step 2: Convert to fraction form
    25,282.44/37,876.26 = 21,149.01/x
  3. Step 3: Cross multiply
    25,282.44x = 37,876.26 × 21,149.01
  4. Step 4: Simplify right side
    25,282.44x = 801,045,401.50
  5. Step 5: Solve for x
    x = 801,045,401.50/25,282.44
  6. Step 6: Final answer
    x = 31,683.86

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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.