Home / 40,808.66-56,321.45-22,904.65

Finding the Fourth Proportional to 40,808.66, 56,321.45 and 22,904.65

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Solution

The fourth proportional to 40,808.66, 56,321.45 and 22,904.65 is: 31,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,808.66 : 56,321.45 = 22,904.65 : x
  2. Step 2: Convert to fraction form
    40,808.66/56,321.45 = 22,904.65/x
  3. Step 3: Cross multiply
    40,808.66x = 56,321.45 × 22,904.65
  4. Step 4: Simplify right side
    40,808.66x = 1,290,022,958.94
  5. Step 5: Solve for x
    x = 1,290,022,958.94/40,808.66
  6. Step 6: Final answer
    x = 31,611.50

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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.