Home / 45,926.16-68,889.29-18,224.16

Finding the Fourth Proportional to 45,926.16, 68,889.29 and 18,224.16

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Solution

The fourth proportional to 45,926.16, 68,889.29 and 18,224.16 is: 27,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,926.16 : 68,889.29 = 18,224.16 : x
  2. Step 2: Convert to fraction form
    45,926.16/68,889.29 = 18,224.16/x
  3. Step 3: Cross multiply
    45,926.16x = 68,889.29 × 18,224.16
  4. Step 4: Simplify right side
    45,926.16x = 1,255,449,093.79
  5. Step 5: Solve for x
    x = 1,255,449,093.79/45,926.16
  6. Step 6: Final answer
    x = 27,336.25

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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.