Home / 45,424.43-68,137.05-15,842.22

Finding the Fourth Proportional to 45,424.43, 68,137.05 and 15,842.22

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Solution

The fourth proportional to 45,424.43, 68,137.05 and 15,842.22 is: 23,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,424.43 : 68,137.05 = 15,842.22 : x
  2. Step 2: Convert to fraction form
    45,424.43/68,137.05 = 15,842.22/x
  3. Step 3: Cross multiply
    45,424.43x = 68,137.05 × 15,842.22
  4. Step 4: Simplify right side
    45,424.43x = 1,079,442,136.25
  5. Step 5: Solve for x
    x = 1,079,442,136.25/45,424.43
  6. Step 6: Final answer
    x = 23,763.47

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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.