Home / 26,910.72-37,136.64-15,732.48

Finding the Fourth Proportional to 26,910.72, 37,136.64 and 15,732.48

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Solution

The fourth proportional to 26,910.72, 37,136.64 and 15,732.48 is: 21,710.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.72 : 37,136.64 = 15,732.48 : x
  2. Step 2: Convert to fraction form
    26,910.72/37,136.64 = 15,732.48/x
  3. Step 3: Cross multiply
    26,910.72x = 37,136.64 × 15,732.48
  4. Step 4: Simplify right side
    26,910.72x = 584,251,446.07
  5. Step 5: Solve for x
    x = 584,251,446.07/26,910.72
  6. Step 6: Final answer
    x = 21,710.73

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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.