Home / 41,920.10-62,858.55-15,611.30

Finding the Fourth Proportional to 41,920.10, 62,858.55 and 15,611.30

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Solution

The fourth proportional to 41,920.10, 62,858.55 and 15,611.30 is: 23,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,920.10 : 62,858.55 = 15,611.30 : x
  2. Step 2: Convert to fraction form
    41,920.10/62,858.55 = 15,611.30/x
  3. Step 3: Cross multiply
    41,920.10x = 62,858.55 × 15,611.30
  4. Step 4: Simplify right side
    41,920.10x = 981,303,681.62
  5. Step 5: Solve for x
    x = 981,303,681.62/41,920.10
  6. Step 6: Final answer
    x = 23,408.91

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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.