Home / 21,717.92-32,573.00-6,517.40

Finding the Fourth Proportional to 21,717.92, 32,573.00 and 6,517.40

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Solution

The fourth proportional to 21,717.92, 32,573.00 and 6,517.40 is: 9,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.92 : 32,573.00 = 6,517.40 : x
  2. Step 2: Convert to fraction form
    21,717.92/32,573.00 = 6,517.40/x
  3. Step 3: Cross multiply
    21,717.92x = 32,573.00 × 6,517.40
  4. Step 4: Simplify right side
    21,717.92x = 212,291,123.63
  5. Step 5: Solve for x
    x = 212,291,123.63/21,717.92
  6. Step 6: Final answer
    x = 9,774.93

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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.