Home / 15,100.20-22,650.30-4,710.60

Finding the Fourth Proportional to 15,100.20, 22,650.30 and 4,710.60

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Solution

The fourth proportional to 15,100.20, 22,650.30 and 4,710.60 is: 7,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.20 : 22,650.30 = 4,710.60 : x
  2. Step 2: Convert to fraction form
    15,100.20/22,650.30 = 4,710.60/x
  3. Step 3: Cross multiply
    15,100.20x = 22,650.30 × 4,710.60
  4. Step 4: Simplify right side
    15,100.20x = 106,696,503.18
  5. Step 5: Solve for x
    x = 106,696,503.18/15,100.20
  6. Step 6: Final answer
    x = 7,065.90

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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.