Home / 13,233.60-19,845.60-5,332.80

Finding the Fourth Proportional to 13,233.60, 19,845.60 and 5,332.80

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Solution

The fourth proportional to 13,233.60, 19,845.60 and 5,332.80 is: 7,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.60 : 19,845.60 = 5,332.80 : x
  2. Step 2: Convert to fraction form
    13,233.60/19,845.60 = 5,332.80/x
  3. Step 3: Cross multiply
    13,233.60x = 19,845.60 × 5,332.80
  4. Step 4: Simplify right side
    13,233.60x = 105,832,615.68
  5. Step 5: Solve for x
    x = 105,832,615.68/13,233.60
  6. Step 6: Final answer
    x = 7,997.27

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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.