Home / 15,614.46-23,421.72-3,927.60

Finding the Fourth Proportional to 15,614.46, 23,421.72 and 3,927.60

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Solution

The fourth proportional to 15,614.46, 23,421.72 and 3,927.60 is: 5,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.46 : 23,421.72 = 3,927.60 : x
  2. Step 2: Convert to fraction form
    15,614.46/23,421.72 = 3,927.60/x
  3. Step 3: Cross multiply
    15,614.46x = 23,421.72 × 3,927.60
  4. Step 4: Simplify right side
    15,614.46x = 91,991,147.47
  5. Step 5: Solve for x
    x = 91,991,147.47/15,614.46
  6. Step 6: Final answer
    x = 5,891.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.