Home / 40,310.90-60,466.48-12,231.19

Finding the Fourth Proportional to 40,310.90, 60,466.48 and 12,231.19

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Solution

The fourth proportional to 40,310.90, 60,466.48 and 12,231.19 is: 18,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.90 : 60,466.48 = 12,231.19 : x
  2. Step 2: Convert to fraction form
    40,310.90/60,466.48 = 12,231.19/x
  3. Step 3: Cross multiply
    40,310.90x = 60,466.48 × 12,231.19
  4. Step 4: Simplify right side
    40,310.90x = 739,576,642.02
  5. Step 5: Solve for x
    x = 739,576,642.02/40,310.90
  6. Step 6: Final answer
    x = 18,346.82

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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.