Home / 14,236.31-21,367.50-7,221.17

Finding the Fourth Proportional to 14,236.31, 21,367.50 and 7,221.17

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Solution

The fourth proportional to 14,236.31, 21,367.50 and 7,221.17 is: 10,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.31 : 21,367.50 = 7,221.17 : x
  2. Step 2: Convert to fraction form
    14,236.31/21,367.50 = 7,221.17/x
  3. Step 3: Cross multiply
    14,236.31x = 21,367.50 × 7,221.17
  4. Step 4: Simplify right side
    14,236.31x = 154,298,256.12
  5. Step 5: Solve for x
    x = 154,298,256.12/14,236.31
  6. Step 6: Final answer
    x = 10,838.36

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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.