Home / 15,093.76-22,639.20-4,705.60

Finding the Fourth Proportional to 15,093.76, 22,639.20 and 4,705.60

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Solution

The fourth proportional to 15,093.76, 22,639.20 and 4,705.60 is: 7,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,093.76 : 22,639.20 = 4,705.60 : x
  2. Step 2: Convert to fraction form
    15,093.76/22,639.20 = 4,705.60/x
  3. Step 3: Cross multiply
    15,093.76x = 22,639.20 × 4,705.60
  4. Step 4: Simplify right side
    15,093.76x = 106,531,019.52
  5. Step 5: Solve for x
    x = 106,531,019.52/15,093.76
  6. Step 6: Final answer
    x = 7,057.95

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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.