Home / 23,422.04-32,322.18-12,811.88

Finding the Fourth Proportional to 23,422.04, 32,322.18 and 12,811.88

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Solution

The fourth proportional to 23,422.04, 32,322.18 and 12,811.88 is: 17,680.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,422.04 : 32,322.18 = 12,811.88 : x
  2. Step 2: Convert to fraction form
    23,422.04/32,322.18 = 12,811.88/x
  3. Step 3: Cross multiply
    23,422.04x = 32,322.18 × 12,811.88
  4. Step 4: Simplify right side
    23,422.04x = 414,107,891.50
  5. Step 5: Solve for x
    x = 414,107,891.50/23,422.04
  6. Step 6: Final answer
    x = 17,680.27

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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.