Home / 26,536.72-39,814.80-17,687.92

Finding the Fourth Proportional to 26,536.72, 39,814.80 and 17,687.92

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Solution

The fourth proportional to 26,536.72, 39,814.80 and 17,687.92 is: 26,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,536.72 : 39,814.80 = 17,687.92 : x
  2. Step 2: Convert to fraction form
    26,536.72/39,814.80 = 17,687.92/x
  3. Step 3: Cross multiply
    26,536.72x = 39,814.80 × 17,687.92
  4. Step 4: Simplify right side
    26,536.72x = 704,240,997.22
  5. Step 5: Solve for x
    x = 704,240,997.22/26,536.72
  6. Step 6: Final answer
    x = 26,538.36

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1.5x scale

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.