Home / 15,144.34-22,683.66-7,336.78

Finding the Fourth Proportional to 15,144.34, 22,683.66 and 7,336.78

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Solution

The fourth proportional to 15,144.34, 22,683.66 and 7,336.78 is: 10,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,144.34 : 22,683.66 = 7,336.78 : x
  2. Step 2: Convert to fraction form
    15,144.34/22,683.66 = 7,336.78/x
  3. Step 3: Cross multiply
    15,144.34x = 22,683.66 × 7,336.78
  4. Step 4: Simplify right side
    15,144.34x = 166,425,023.01
  5. Step 5: Solve for x
    x = 166,425,023.01/15,144.34
  6. Step 6: Final answer
    x = 10,989.26

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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.