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Finding the Fourth Proportional to 29,348.60, 44,022.90 and 8,574.20

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Solution

The fourth proportional to 29,348.60, 44,022.90 and 8,574.20 is: 12,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,348.60 : 44,022.90 = 8,574.20 : x
  2. Step 2: Convert to fraction form
    29,348.60/44,022.90 = 8,574.20/x
  3. Step 3: Cross multiply
    29,348.60x = 44,022.90 × 8,574.20
  4. Step 4: Simplify right side
    29,348.60x = 377,461,149.18
  5. Step 5: Solve for x
    x = 377,461,149.18/29,348.60
  6. Step 6: Final answer
    x = 12,861.30

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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.