Home / 40,189.83-55,461.87-22,284.38

Finding the Fourth Proportional to 40,189.83, 55,461.87 and 22,284.38

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Solution

The fourth proportional to 40,189.83, 55,461.87 and 22,284.38 is: 30,752.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,189.83 : 55,461.87 = 22,284.38 : x
  2. Step 2: Convert to fraction form
    40,189.83/55,461.87 = 22,284.38/x
  3. Step 3: Cross multiply
    40,189.83x = 55,461.87 × 22,284.38
  4. Step 4: Simplify right side
    40,189.83x = 1,235,933,109.28
  5. Step 5: Solve for x
    x = 1,235,933,109.28/40,189.83
  6. Step 6: Final answer
    x = 30,752.38

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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.