Home / 14,036.26-21,037.98-7,793.28

Finding the Fourth Proportional to 14,036.26, 21,037.98 and 7,793.28

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Solution

The fourth proportional to 14,036.26, 21,037.98 and 7,793.28 is: 11,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.26 : 21,037.98 = 7,793.28 : x
  2. Step 2: Convert to fraction form
    14,036.26/21,037.98 = 7,793.28/x
  3. Step 3: Cross multiply
    14,036.26x = 21,037.98 × 7,793.28
  4. Step 4: Simplify right side
    14,036.26x = 163,954,868.77
  5. Step 5: Solve for x
    x = 163,954,868.77/14,036.26
  6. Step 6: Final answer
    x = 11,680.81

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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.