Home / 40,212.06-55,499.77-23,213.91

Finding the Fourth Proportional to 40,212.06, 55,499.77 and 23,213.91

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Solution

The fourth proportional to 40,212.06, 55,499.77 and 23,213.91 is: 32,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.06 : 55,499.77 = 23,213.91 : x
  2. Step 2: Convert to fraction form
    40,212.06/55,499.77 = 23,213.91/x
  3. Step 3: Cross multiply
    40,212.06x = 55,499.77 × 23,213.91
  4. Step 4: Simplify right side
    40,212.06x = 1,288,366,665.80
  5. Step 5: Solve for x
    x = 1,288,366,665.80/40,212.06
  6. Step 6: Final answer
    x = 32,039.31

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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.