Home / 26,142.44-39,116.75-15,618.18

Finding the Fourth Proportional to 26,142.44, 39,116.75 and 15,618.18

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Solution

The fourth proportional to 26,142.44, 39,116.75 and 15,618.18 is: 23,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.44 : 39,116.75 = 15,618.18 : x
  2. Step 2: Convert to fraction form
    26,142.44/39,116.75 = 15,618.18/x
  3. Step 3: Cross multiply
    26,142.44x = 39,116.75 × 15,618.18
  4. Step 4: Simplify right side
    26,142.44x = 610,932,364.42
  5. Step 5: Solve for x
    x = 610,932,364.42/26,142.44
  6. Step 6: Final answer
    x = 23,369.37

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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.