Home / 21,414.42-32,113.62-7,370.46

Finding the Fourth Proportional to 21,414.42, 32,113.62 and 7,370.46

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Solution

The fourth proportional to 21,414.42, 32,113.62 and 7,370.46 is: 11,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.42 : 32,113.62 = 7,370.46 : x
  2. Step 2: Convert to fraction form
    21,414.42/32,113.62 = 7,370.46/x
  3. Step 3: Cross multiply
    21,414.42x = 32,113.62 × 7,370.46
  4. Step 4: Simplify right side
    21,414.42x = 236,692,151.67
  5. Step 5: Solve for x
    x = 236,692,151.67/21,414.42
  6. Step 6: Final answer
    x = 11,052.93

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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.