Home / 13,452.48-18,564.26-7,484.00

Finding the Fourth Proportional to 13,452.48, 18,564.26 and 7,484.00

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Solution

The fourth proportional to 13,452.48, 18,564.26 and 7,484.00 is: 10,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.48 : 18,564.26 = 7,484.00 : x
  2. Step 2: Convert to fraction form
    13,452.48/18,564.26 = 7,484.00/x
  3. Step 3: Cross multiply
    13,452.48x = 18,564.26 × 7,484.00
  4. Step 4: Simplify right side
    13,452.48x = 138,934,791.60
  5. Step 5: Solve for x
    x = 138,934,791.60/13,452.48
  6. Step 6: Final answer
    x = 10,327.82

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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.