Home / 26,362.67-39,502.38-21,408.20

Finding the Fourth Proportional to 26,362.67, 39,502.38 and 21,408.20

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Solution

The fourth proportional to 26,362.67, 39,502.38 and 21,408.20 is: 32,078.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,362.67 : 39,502.38 = 21,408.20 : x
  2. Step 2: Convert to fraction form
    26,362.67/39,502.38 = 21,408.20/x
  3. Step 3: Cross multiply
    26,362.67x = 39,502.38 × 21,408.20
  4. Step 4: Simplify right side
    26,362.67x = 845,674,882.42
  5. Step 5: Solve for x
    x = 845,674,882.42/26,362.67
  6. Step 6: Final answer
    x = 32,078.51

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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.