Home / 18,865.02-26,031.66-10,906.04

Finding the Fourth Proportional to 18,865.02, 26,031.66 and 10,906.04

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Solution

The fourth proportional to 18,865.02, 26,031.66 and 10,906.04 is: 15,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,865.02 : 26,031.66 = 10,906.04 : x
  2. Step 2: Convert to fraction form
    18,865.02/26,031.66 = 10,906.04/x
  3. Step 3: Cross multiply
    18,865.02x = 26,031.66 × 10,906.04
  4. Step 4: Simplify right side
    18,865.02x = 283,902,325.23
  5. Step 5: Solve for x
    x = 283,902,325.23/18,865.02
  6. Step 6: Final answer
    x = 15,049.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.