Home / 60,231.40-90,339.44-15,861.62

Finding the Fourth Proportional to 60,231.40, 90,339.44 and 15,861.62

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Solution

The fourth proportional to 60,231.40, 90,339.44 and 15,861.62 is: 23,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,231.40 : 90,339.44 = 15,861.62 : x
  2. Step 2: Convert to fraction form
    60,231.40/90,339.44 = 15,861.62/x
  3. Step 3: Cross multiply
    60,231.40x = 90,339.44 × 15,861.62
  4. Step 4: Simplify right side
    60,231.40x = 1,432,930,014.83
  5. Step 5: Solve for x
    x = 1,432,930,014.83/60,231.40
  6. Step 6: Final answer
    x = 23,790.42

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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.