Home / 23,278.42-32,124.23-12,668.10

Finding the Fourth Proportional to 23,278.42, 32,124.23 and 12,668.10

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Solution

The fourth proportional to 23,278.42, 32,124.23 and 12,668.10 is: 17,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.42 : 32,124.23 = 12,668.10 : x
  2. Step 2: Convert to fraction form
    23,278.42/32,124.23 = 12,668.10/x
  3. Step 3: Cross multiply
    23,278.42x = 32,124.23 × 12,668.10
  4. Step 4: Simplify right side
    23,278.42x = 406,952,958.06
  5. Step 5: Solve for x
    x = 406,952,958.06/23,278.42
  6. Step 6: Final answer
    x = 17,481.98

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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.