Home / 14,378.66-21,568.16-4,517.92

Finding the Fourth Proportional to 14,378.66, 21,568.16 and 4,517.92

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Solution

The fourth proportional to 14,378.66, 21,568.16 and 4,517.92 is: 6,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378.66 : 21,568.16 = 4,517.92 : x
  2. Step 2: Convert to fraction form
    14,378.66/21,568.16 = 4,517.92/x
  3. Step 3: Cross multiply
    14,378.66x = 21,568.16 × 4,517.92
  4. Step 4: Simplify right side
    14,378.66x = 97,443,221.43
  5. Step 5: Solve for x
    x = 97,443,221.43/14,378.66
  6. Step 6: Final answer
    x = 6,776.93

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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.