Home / 32,906.24-45,411.84-18,758.72

Finding the Fourth Proportional to 32,906.24, 45,411.84 and 18,758.72

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Solution

The fourth proportional to 32,906.24, 45,411.84 and 18,758.72 is: 25,887.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,906.24 : 45,411.84 = 18,758.72 : x
  2. Step 2: Convert to fraction form
    32,906.24/45,411.84 = 18,758.72/x
  3. Step 3: Cross multiply
    32,906.24x = 45,411.84 × 18,758.72
  4. Step 4: Simplify right side
    32,906.24x = 851,867,991.24
  5. Step 5: Solve for x
    x = 851,867,991.24/32,906.24
  6. Step 6: Final answer
    x = 25,887.73

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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.