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Finding the Fourth Proportional to 33,263.73, 49,903.80 and 9,890.16

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Solution

The fourth proportional to 33,263.73, 49,903.80 and 9,890.16 is: 14,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,263.73 : 49,903.80 = 9,890.16 : x
  2. Step 2: Convert to fraction form
    33,263.73/49,903.80 = 9,890.16/x
  3. Step 3: Cross multiply
    33,263.73x = 49,903.80 × 9,890.16
  4. Step 4: Simplify right side
    33,263.73x = 493,556,566.61
  5. Step 5: Solve for x
    x = 493,556,566.61/33,263.73
  6. Step 6: Final answer
    x = 14,837.68

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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.