Home / 13,324.18-19,988.52-5,533.60

Finding the Fourth Proportional to 13,324.18, 19,988.52 and 5,533.60

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Solution

The fourth proportional to 13,324.18, 19,988.52 and 5,533.60 is: 8,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.18 : 19,988.52 = 5,533.60 : x
  2. Step 2: Convert to fraction form
    13,324.18/19,988.52 = 5,533.60/x
  3. Step 3: Cross multiply
    13,324.18x = 19,988.52 × 5,533.60
  4. Step 4: Simplify right side
    13,324.18x = 110,608,474.27
  5. Step 5: Solve for x
    x = 110,608,474.27/13,324.18
  6. Step 6: Final answer
    x = 8,301.33

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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.