Home / 13,324.80-19,987.56-6,308.13

Finding the Fourth Proportional to 13,324.80, 19,987.56 and 6,308.13

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Solution

The fourth proportional to 13,324.80, 19,987.56 and 6,308.13 is: 9,462.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.80 : 19,987.56 = 6,308.13 : x
  2. Step 2: Convert to fraction form
    13,324.80/19,987.56 = 6,308.13/x
  3. Step 3: Cross multiply
    13,324.80x = 19,987.56 × 6,308.13
  4. Step 4: Simplify right side
    13,324.80x = 126,084,126.86
  5. Step 5: Solve for x
    x = 126,084,126.86/13,324.80
  6. Step 6: Final answer
    x = 9,462.37

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1.5x scale

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.