Home / 40,231.50-55,521.37-22,326.66

Finding the Fourth Proportional to 40,231.50, 55,521.37 and 22,326.66

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Solution

The fourth proportional to 40,231.50, 55,521.37 and 22,326.66 is: 30,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.50 : 55,521.37 = 22,326.66 : x
  2. Step 2: Convert to fraction form
    40,231.50/55,521.37 = 22,326.66/x
  3. Step 3: Cross multiply
    40,231.50x = 55,521.37 × 22,326.66
  4. Step 4: Simplify right side
    40,231.50x = 1,239,606,417.30
  5. Step 5: Solve for x
    x = 1,239,606,417.30/40,231.50
  6. Step 6: Final answer
    x = 30,811.84

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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.