Home / 26,156.52-36,103.73-15,553.22

Finding the Fourth Proportional to 26,156.52, 36,103.73 and 15,553.22

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Solution

The fourth proportional to 26,156.52, 36,103.73 and 15,553.22 is: 21,468.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.52 : 36,103.73 = 15,553.22 : x
  2. Step 2: Convert to fraction form
    26,156.52/36,103.73 = 15,553.22/x
  3. Step 3: Cross multiply
    26,156.52x = 36,103.73 × 15,553.22
  4. Step 4: Simplify right side
    26,156.52x = 561,528,997.23
  5. Step 5: Solve for x
    x = 561,528,997.23/26,156.52
  6. Step 6: Final answer
    x = 21,468.03

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1.5x scale

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.