Home / 14,660.28-21,997.44-6,869.52

Finding the Fourth Proportional to 14,660.28, 21,997.44 and 6,869.52

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Solution

The fourth proportional to 14,660.28, 21,997.44 and 6,869.52 is: 10,307.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.28 : 21,997.44 = 6,869.52 : x
  2. Step 2: Convert to fraction form
    14,660.28/21,997.44 = 6,869.52/x
  3. Step 3: Cross multiply
    14,660.28x = 21,997.44 × 6,869.52
  4. Step 4: Simplify right side
    14,660.28x = 151,111,854.03
  5. Step 5: Solve for x
    x = 151,111,854.03/14,660.28
  6. Step 6: Final answer
    x = 10,307.57

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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.