Home / 33,207.76-49,831.26-13,484.80

Finding the Fourth Proportional to 33,207.76, 49,831.26 and 13,484.80

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Solution

The fourth proportional to 33,207.76, 49,831.26 and 13,484.80 is: 20,235.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.76 : 49,831.26 = 13,484.80 : x
  2. Step 2: Convert to fraction form
    33,207.76/49,831.26 = 13,484.80/x
  3. Step 3: Cross multiply
    33,207.76x = 49,831.26 × 13,484.80
  4. Step 4: Simplify right side
    33,207.76x = 671,964,574.85
  5. Step 5: Solve for x
    x = 671,964,574.85/33,207.76
  6. Step 6: Final answer
    x = 20,235.17

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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.