Home / 13,221.33-19,831.04-6,202.94

Finding the Fourth Proportional to 13,221.33, 19,831.04 and 6,202.94

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Solution

The fourth proportional to 13,221.33, 19,831.04 and 6,202.94 is: 9,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,221.33 : 19,831.04 = 6,202.94 : x
  2. Step 2: Convert to fraction form
    13,221.33/19,831.04 = 6,202.94/x
  3. Step 3: Cross multiply
    13,221.33x = 19,831.04 × 6,202.94
  4. Step 4: Simplify right side
    13,221.33x = 123,010,637.58
  5. Step 5: Solve for x
    x = 123,010,637.58/13,221.33
  6. Step 6: Final answer
    x = 9,303.96

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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.