Home / 40,645.38-56,092.80-22,739.32

Finding the Fourth Proportional to 40,645.38, 56,092.80 and 22,739.32

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Solution

The fourth proportional to 40,645.38, 56,092.80 and 22,739.32 is: 31,381.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,645.38 : 56,092.80 = 22,739.32 : x
  2. Step 2: Convert to fraction form
    40,645.38/56,092.80 = 22,739.32/x
  3. Step 3: Cross multiply
    40,645.38x = 56,092.80 × 22,739.32
  4. Step 4: Simplify right side
    40,645.38x = 1,275,511,988.66
  5. Step 5: Solve for x
    x = 1,275,511,988.66/40,645.38
  6. Step 6: Final answer
    x = 31,381.48

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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.