Home / 14,939.40-22,409.10-6,180.60

Finding the Fourth Proportional to 14,939.40, 22,409.10 and 6,180.60

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Solution

The fourth proportional to 14,939.40, 22,409.10 and 6,180.60 is: 9,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.40 : 22,409.10 = 6,180.60 : x
  2. Step 2: Convert to fraction form
    14,939.40/22,409.10 = 6,180.60/x
  3. Step 3: Cross multiply
    14,939.40x = 22,409.10 × 6,180.60
  4. Step 4: Simplify right side
    14,939.40x = 138,501,683.46
  5. Step 5: Solve for x
    x = 138,501,683.46/14,939.40
  6. Step 6: Final answer
    x = 9,270.90

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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.