Home / 26,277.72-39,358.68-21,723.12

Finding the Fourth Proportional to 26,277.72, 39,358.68 and 21,723.12

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Solution

The fourth proportional to 26,277.72, 39,358.68 and 21,723.12 is: 32,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277.72 : 39,358.68 = 21,723.12 : x
  2. Step 2: Convert to fraction form
    26,277.72/39,358.68 = 21,723.12/x
  3. Step 3: Cross multiply
    26,277.72x = 39,358.68 × 21,723.12
  4. Step 4: Simplify right side
    26,277.72x = 854,993,328.68
  5. Step 5: Solve for x
    x = 854,993,328.68/26,277.72
  6. Step 6: Final answer
    x = 32,536.82

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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.