Home / 13,795.76-20,694.02-4,436.72

Finding the Fourth Proportional to 13,795.76, 20,694.02 and 4,436.72

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Solution

The fourth proportional to 13,795.76, 20,694.02 and 4,436.72 is: 6,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.76 : 20,694.02 = 4,436.72 : x
  2. Step 2: Convert to fraction form
    13,795.76/20,694.02 = 4,436.72/x
  3. Step 3: Cross multiply
    13,795.76x = 20,694.02 × 4,436.72
  4. Step 4: Simplify right side
    13,795.76x = 91,813,572.41
  5. Step 5: Solve for x
    x = 91,813,572.41/13,795.76
  6. Step 6: Final answer
    x = 6,655.20

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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.