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Finding the Fourth Proportional to 36,204.76, 49,965.62 and 21,098.67

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Solution

The fourth proportional to 36,204.76, 49,965.62 and 21,098.67 is: 29,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,204.76 : 49,965.62 = 21,098.67 : x
  2. Step 2: Convert to fraction form
    36,204.76/49,965.62 = 21,098.67/x
  3. Step 3: Cross multiply
    36,204.76x = 49,965.62 × 21,098.67
  4. Step 4: Simplify right side
    36,204.76x = 1,054,208,127.73
  5. Step 5: Solve for x
    x = 1,054,208,127.73/36,204.76
  6. Step 6: Final answer
    x = 29,117.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.