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Finding the Fourth Proportional to 29,407.35, 44,110.65 and 7,220.82

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Solution

The fourth proportional to 29,407.35, 44,110.65 and 7,220.82 is: 10,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,407.35 : 44,110.65 = 7,220.82 : x
  2. Step 2: Convert to fraction form
    29,407.35/44,110.65 = 7,220.82/x
  3. Step 3: Cross multiply
    29,407.35x = 44,110.65 × 7,220.82
  4. Step 4: Simplify right side
    29,407.35x = 318,515,063.73
  5. Step 5: Solve for x
    x = 318,515,063.73/29,407.35
  6. Step 6: Final answer
    x = 10,831.14

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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.