Home / 15,664.57-23,499.93-6,899.48

Finding the Fourth Proportional to 15,664.57, 23,499.93 and 6,899.48

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Solution

The fourth proportional to 15,664.57, 23,499.93 and 6,899.48 is: 10,350.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664.57 : 23,499.93 = 6,899.48 : x
  2. Step 2: Convert to fraction form
    15,664.57/23,499.93 = 6,899.48/x
  3. Step 3: Cross multiply
    15,664.57x = 23,499.93 × 6,899.48
  4. Step 4: Simplify right side
    15,664.57x = 162,137,425.72
  5. Step 5: Solve for x
    x = 162,137,425.72/15,664.57
  6. Step 6: Final answer
    x = 10,350.58

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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.