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Finding the Fourth Proportional to 53,522.70, 80,277.71 and 14,082.90

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Solution

The fourth proportional to 53,522.70, 80,277.71 and 14,082.90 is: 21,122.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,522.70 : 80,277.71 = 14,082.90 : x
  2. Step 2: Convert to fraction form
    53,522.70/80,277.71 = 14,082.90/x
  3. Step 3: Cross multiply
    53,522.70x = 80,277.71 × 14,082.90
  4. Step 4: Simplify right side
    53,522.70x = 1,130,542,891.74
  5. Step 5: Solve for x
    x = 1,130,542,891.74/53,522.70
  6. Step 6: Final answer
    x = 21,122.68

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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.