Home / 14,659.92-21,989.75-3,566.61

Finding the Fourth Proportional to 14,659.92, 21,989.75 and 3,566.61

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Solution

The fourth proportional to 14,659.92, 21,989.75 and 3,566.61 is: 5,349.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.92 : 21,989.75 = 3,566.61 : x
  2. Step 2: Convert to fraction form
    14,659.92/21,989.75 = 3,566.61/x
  3. Step 3: Cross multiply
    14,659.92x = 21,989.75 × 3,566.61
  4. Step 4: Simplify right side
    14,659.92x = 78,428,844.41
  5. Step 5: Solve for x
    x = 78,428,844.41/14,659.92
  6. Step 6: Final answer
    x = 5,349.88

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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.