Home / 15,614.14-23,421.24-6,380.14

Finding the Fourth Proportional to 15,614.14, 23,421.24 and 6,380.14

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Solution

The fourth proportional to 15,614.14, 23,421.24 and 6,380.14 is: 9,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.14 : 23,421.24 = 6,380.14 : x
  2. Step 2: Convert to fraction form
    15,614.14/23,421.24 = 6,380.14/x
  3. Step 3: Cross multiply
    15,614.14x = 23,421.24 × 6,380.14
  4. Step 4: Simplify right side
    15,614.14x = 149,430,790.17
  5. Step 5: Solve for x
    x = 149,430,790.17/15,614.14
  6. Step 6: Final answer
    x = 9,570.22

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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.