Home / 40,372.91-55,714.21-22,467.61

Finding the Fourth Proportional to 40,372.91, 55,714.21 and 22,467.61

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Solution

The fourth proportional to 40,372.91, 55,714.21 and 22,467.61 is: 31,005.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372.91 : 55,714.21 = 22,467.61 : x
  2. Step 2: Convert to fraction form
    40,372.91/55,714.21 = 22,467.61/x
  3. Step 3: Cross multiply
    40,372.91x = 55,714.21 × 22,467.61
  4. Step 4: Simplify right side
    40,372.91x = 1,251,765,155.21
  5. Step 5: Solve for x
    x = 1,251,765,155.21/40,372.91
  6. Step 6: Final answer
    x = 31,005.08

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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.