Home / 40,070.88-55,293.60-22,163.04

Finding the Fourth Proportional to 40,070.88, 55,293.60 and 22,163.04

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Solution

The fourth proportional to 40,070.88, 55,293.60 and 22,163.04 is: 30,582.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,070.88 : 55,293.60 = 22,163.04 : x
  2. Step 2: Convert to fraction form
    40,070.88/55,293.60 = 22,163.04/x
  3. Step 3: Cross multiply
    40,070.88x = 55,293.60 × 22,163.04
  4. Step 4: Simplify right side
    40,070.88x = 1,225,474,268.54
  5. Step 5: Solve for x
    x = 1,225,474,268.54/40,070.88
  6. Step 6: Final answer
    x = 30,582.66

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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.