Home / 15,694.40-23,539.84-9,833.28

Finding the Fourth Proportional to 15,694.40, 23,539.84 and 9,833.28

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Solution

The fourth proportional to 15,694.40, 23,539.84 and 9,833.28 is: 14,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,694.40 : 23,539.84 = 9,833.28 : x
  2. Step 2: Convert to fraction form
    15,694.40/23,539.84 = 9,833.28/x
  3. Step 3: Cross multiply
    15,694.40x = 23,539.84 × 9,833.28
  4. Step 4: Simplify right side
    15,694.40x = 231,473,837.88
  5. Step 5: Solve for x
    x = 231,473,837.88/15,694.40
  6. Step 6: Final answer
    x = 14,748.82

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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.