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Finding the Fourth Proportional to 34,687.00, 52,028.67 and 9,728.78

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Solution

The fourth proportional to 34,687.00, 52,028.67 and 9,728.78 is: 14,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,687.00 : 52,028.67 = 9,728.78 : x
  2. Step 2: Convert to fraction form
    34,687.00/52,028.67 = 9,728.78/x
  3. Step 3: Cross multiply
    34,687.00x = 52,028.67 × 9,728.78
  4. Step 4: Simplify right side
    34,687.00x = 506,175,260.46
  5. Step 5: Solve for x
    x = 506,175,260.46/34,687.00
  6. Step 6: Final answer
    x = 14,592.65

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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.