Home / 15,573.44-21,491.36-8,500

Finding the Fourth Proportional to 15,573.44, 21,491.36 and 8,500

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Solution

The fourth proportional to 15,573.44, 21,491.36 and 8,500 is: 11,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,573.44 : 21,491.36 = 8,500 : x
  2. Step 2: Convert to fraction form
    15,573.44/21,491.36 = 8,500/x
  3. Step 3: Cross multiply
    15,573.44x = 21,491.36 × 8,500
  4. Step 4: Simplify right side
    15,573.44x = 182,676,560
  5. Step 5: Solve for x
    x = 182,676,560/15,573.44
  6. Step 6: Final answer
    x = 11,730.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.