Home / 40,231.08-55,519.08-22,326.36

Finding the Fourth Proportional to 40,231.08, 55,519.08 and 22,326.36

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Solution

The fourth proportional to 40,231.08, 55,519.08 and 22,326.36 is: 30,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.08 : 55,519.08 = 22,326.36 : x
  2. Step 2: Convert to fraction form
    40,231.08/55,519.08 = 22,326.36/x
  3. Step 3: Cross multiply
    40,231.08x = 55,519.08 × 22,326.36
  4. Step 4: Simplify right side
    40,231.08x = 1,239,538,966.95
  5. Step 5: Solve for x
    x = 1,239,538,966.95/40,231.08
  6. Step 6: Final answer
    x = 30,810.48

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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.