Home / 25,611.76-38,394.84-10,040.24

Finding the Fourth Proportional to 25,611.76, 38,394.84 and 10,040.24

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Solution

The fourth proportional to 25,611.76, 38,394.84 and 10,040.24 is: 15,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,611.76 : 38,394.84 = 10,040.24 : x
  2. Step 2: Convert to fraction form
    25,611.76/38,394.84 = 10,040.24/x
  3. Step 3: Cross multiply
    25,611.76x = 38,394.84 × 10,040.24
  4. Step 4: Simplify right side
    25,611.76x = 385,493,408.36
  5. Step 5: Solve for x
    x = 385,493,408.36/25,611.76
  6. Step 6: Final answer
    x = 15,051.42

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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.