Home / 25,871.82-38,822.46-10,074.80

Finding the Fourth Proportional to 25,871.82, 38,822.46 and 10,074.80

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Solution

The fourth proportional to 25,871.82, 38,822.46 and 10,074.80 is: 15,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871.82 : 38,822.46 = 10,074.80 : x
  2. Step 2: Convert to fraction form
    25,871.82/38,822.46 = 10,074.80/x
  3. Step 3: Cross multiply
    25,871.82x = 38,822.46 × 10,074.80
  4. Step 4: Simplify right side
    25,871.82x = 391,128,520.01
  5. Step 5: Solve for x
    x = 391,128,520.01/25,871.82
  6. Step 6: Final answer
    x = 15,117.94

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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.