Home / 26,044.52-35,943.10-15,431.90

Finding the Fourth Proportional to 26,044.52, 35,943.10 and 15,431.90

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Solution

The fourth proportional to 26,044.52, 35,943.10 and 15,431.90 is: 21,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,044.52 : 35,943.10 = 15,431.90 : x
  2. Step 2: Convert to fraction form
    26,044.52/35,943.10 = 15,431.90/x
  3. Step 3: Cross multiply
    26,044.52x = 35,943.10 × 15,431.90
  4. Step 4: Simplify right side
    26,044.52x = 554,670,324.89
  5. Step 5: Solve for x
    x = 554,670,324.89/26,044.52
  6. Step 6: Final answer
    x = 21,297.01

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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.