Home / 40,418.65-55,774.87-22,268.58

Finding the Fourth Proportional to 40,418.65, 55,774.87 and 22,268.58

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Solution

The fourth proportional to 40,418.65, 55,774.87 and 22,268.58 is: 30,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,418.65 : 55,774.87 = 22,268.58 : x
  2. Step 2: Convert to fraction form
    40,418.65/55,774.87 = 22,268.58/x
  3. Step 3: Cross multiply
    40,418.65x = 55,774.87 × 22,268.58
  4. Step 4: Simplify right side
    40,418.65x = 1,242,027,154.58
  5. Step 5: Solve for x
    x = 1,242,027,154.58/40,418.65
  6. Step 6: Final answer
    x = 30,729.06

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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.