Home / 40,311.32-60,466.91-12,609.32

Finding the Fourth Proportional to 40,311.32, 60,466.91 and 12,609.32

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Solution

The fourth proportional to 40,311.32, 60,466.91 and 12,609.32 is: 18,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,311.32 : 60,466.91 = 12,609.32 : x
  2. Step 2: Convert to fraction form
    40,311.32/60,466.91 = 12,609.32/x
  3. Step 3: Cross multiply
    40,311.32x = 60,466.91 × 12,609.32
  4. Step 4: Simplify right side
    40,311.32x = 762,446,252.22
  5. Step 5: Solve for x
    x = 762,446,252.22/40,311.32
  6. Step 6: Final answer
    x = 18,913.95

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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.