Home / 15,743.48-23,606.04-6,387.98

Finding the Fourth Proportional to 15,743.48, 23,606.04 and 6,387.98

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Solution

The fourth proportional to 15,743.48, 23,606.04 and 6,387.98 is: 9,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.48 : 23,606.04 = 6,387.98 : x
  2. Step 2: Convert to fraction form
    15,743.48/23,606.04 = 6,387.98/x
  3. Step 3: Cross multiply
    15,743.48x = 23,606.04 × 6,387.98
  4. Step 4: Simplify right side
    15,743.48x = 150,794,911.40
  5. Step 5: Solve for x
    x = 150,794,911.40/15,743.48
  6. Step 6: Final answer
    x = 9,578.25

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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.