Home / 40,198.02-55,476.59-22,298.80

Finding the Fourth Proportional to 40,198.02, 55,476.59 and 22,298.80

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Solution

The fourth proportional to 40,198.02, 55,476.59 and 22,298.80 is: 30,774.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,198.02 : 55,476.59 = 22,298.80 : x
  2. Step 2: Convert to fraction form
    40,198.02/55,476.59 = 22,298.80/x
  3. Step 3: Cross multiply
    40,198.02x = 55,476.59 × 22,298.80
  4. Step 4: Simplify right side
    40,198.02x = 1,237,061,385.09
  5. Step 5: Solve for x
    x = 1,237,061,385.09/40,198.02
  6. Step 6: Final answer
    x = 30,774.19

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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.