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Finding the Fourth Proportional to 35,231.80, 52,847.70 and 8,937.40

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Solution

The fourth proportional to 35,231.80, 52,847.70 and 8,937.40 is: 13,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,231.80 : 52,847.70 = 8,937.40 : x
  2. Step 2: Convert to fraction form
    35,231.80/52,847.70 = 8,937.40/x
  3. Step 3: Cross multiply
    35,231.80x = 52,847.70 × 8,937.40
  4. Step 4: Simplify right side
    35,231.80x = 472,321,033.98
  5. Step 5: Solve for x
    x = 472,321,033.98/35,231.80
  6. Step 6: Final answer
    x = 13,406.10

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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.