Home / 15,122.20-22,683.30-4,030.60

Finding the Fourth Proportional to 15,122.20, 22,683.30 and 4,030.60

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Solution

The fourth proportional to 15,122.20, 22,683.30 and 4,030.60 is: 6,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,122.20 : 22,683.30 = 4,030.60 : x
  2. Step 2: Convert to fraction form
    15,122.20/22,683.30 = 4,030.60/x
  3. Step 3: Cross multiply
    15,122.20x = 22,683.30 × 4,030.60
  4. Step 4: Simplify right side
    15,122.20x = 91,427,308.98
  5. Step 5: Solve for x
    x = 91,427,308.98/15,122.20
  6. Step 6: Final answer
    x = 6,045.90

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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.