Home / 40,400.22-55,748.61-29,795.70

Finding the Fourth Proportional to 40,400.22, 55,748.61 and 29,795.70

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Solution

The fourth proportional to 40,400.22, 55,748.61 and 29,795.70 is: 41,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,400.22 : 55,748.61 = 29,795.70 : x
  2. Step 2: Convert to fraction form
    40,400.22/55,748.61 = 29,795.70/x
  3. Step 3: Cross multiply
    40,400.22x = 55,748.61 × 29,795.70
  4. Step 4: Simplify right side
    40,400.22x = 1,661,068,858.98
  5. Step 5: Solve for x
    x = 1,661,068,858.98/40,400.22
  6. Step 6: Final answer
    x = 41,115.34

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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.