Home / 16,668.42-22,989.60-11,631.03

Finding the Fourth Proportional to 16,668.42, 22,989.60 and 11,631.03

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Solution

The fourth proportional to 16,668.42, 22,989.60 and 11,631.03 is: 16,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.42 : 22,989.60 = 11,631.03 : x
  2. Step 2: Convert to fraction form
    16,668.42/22,989.60 = 11,631.03/x
  3. Step 3: Cross multiply
    16,668.42x = 22,989.60 × 11,631.03
  4. Step 4: Simplify right side
    16,668.42x = 267,392,727.29
  5. Step 5: Solve for x
    x = 267,392,727.29/16,668.42
  6. Step 6: Final answer
    x = 16,041.88

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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.