Home / 15,137.20-22,705.53-6,811.32

Finding the Fourth Proportional to 15,137.20, 22,705.53 and 6,811.32

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Solution

The fourth proportional to 15,137.20, 22,705.53 and 6,811.32 is: 10,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,137.20 : 22,705.53 = 6,811.32 : x
  2. Step 2: Convert to fraction form
    15,137.20/22,705.53 = 6,811.32/x
  3. Step 3: Cross multiply
    15,137.20x = 22,705.53 × 6,811.32
  4. Step 4: Simplify right side
    15,137.20x = 154,654,630.60
  5. Step 5: Solve for x
    x = 154,654,630.60/15,137.20
  6. Step 6: Final answer
    x = 10,216.86

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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.