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Finding the Fourth Proportional to 34,859.02, 52,287.72 and 8,563.72

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Solution

The fourth proportional to 34,859.02, 52,287.72 and 8,563.72 is: 12,845.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,859.02 : 52,287.72 = 8,563.72 : x
  2. Step 2: Convert to fraction form
    34,859.02/52,287.72 = 8,563.72/x
  3. Step 3: Cross multiply
    34,859.02x = 52,287.72 × 8,563.72
  4. Step 4: Simplify right side
    34,859.02x = 447,777,393.52
  5. Step 5: Solve for x
    x = 447,777,393.52/34,859.02
  6. Step 6: Final answer
    x = 12,845.38

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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.