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Finding the Fourth Proportional to 53,601.64, 80,396.70 and 22,014.98

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Solution

The fourth proportional to 53,601.64, 80,396.70 and 22,014.98 is: 33,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,601.64 : 80,396.70 = 22,014.98 : x
  2. Step 2: Convert to fraction form
    53,601.64/80,396.70 = 22,014.98/x
  3. Step 3: Cross multiply
    53,601.64x = 80,396.70 × 22,014.98
  4. Step 4: Simplify right side
    53,601.64x = 1,769,931,742.57
  5. Step 5: Solve for x
    x = 1,769,931,742.57/53,601.64
  6. Step 6: Final answer
    x = 33,020.10

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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.