Home / 36,023.12-49,712.66-20,108.24

Finding the Fourth Proportional to 36,023.12, 49,712.66 and 20,108.24

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Solution

The fourth proportional to 36,023.12, 49,712.66 and 20,108.24 is: 27,749.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,023.12 : 49,712.66 = 20,108.24 : x
  2. Step 2: Convert to fraction form
    36,023.12/49,712.66 = 20,108.24/x
  3. Step 3: Cross multiply
    36,023.12x = 49,712.66 × 20,108.24
  4. Step 4: Simplify right side
    36,023.12x = 999,633,749.21
  5. Step 5: Solve for x
    x = 999,633,749.21/36,023.12
  6. Step 6: Final answer
    x = 27,749.79

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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.