Home / 40,558.88-55,971.52-22,655.48

Finding the Fourth Proportional to 40,558.88, 55,971.52 and 22,655.48

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Solution

The fourth proportional to 40,558.88, 55,971.52 and 22,655.48 is: 31,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,558.88 : 55,971.52 = 22,655.48 : x
  2. Step 2: Convert to fraction form
    40,558.88/55,971.52 = 22,655.48/x
  3. Step 3: Cross multiply
    40,558.88x = 55,971.52 × 22,655.48
  4. Step 4: Simplify right side
    40,558.88x = 1,268,061,651.93
  5. Step 5: Solve for x
    x = 1,268,061,651.93/40,558.88
  6. Step 6: Final answer
    x = 31,264.71

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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.