Home / 29,518.32-40,768.20-22,884.12

Finding the Fourth Proportional to 29,518.32, 40,768.20 and 22,884.12

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Solution

The fourth proportional to 29,518.32, 40,768.20 and 22,884.12 is: 31,605.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,518.32 : 40,768.20 = 22,884.12 : x
  2. Step 2: Convert to fraction form
    29,518.32/40,768.20 = 22,884.12/x
  3. Step 3: Cross multiply
    29,518.32x = 40,768.20 × 22,884.12
  4. Step 4: Simplify right side
    29,518.32x = 932,944,380.98
  5. Step 5: Solve for x
    x = 932,944,380.98/29,518.32
  6. Step 6: Final answer
    x = 31,605.61

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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.