Home / 16,861.80-25,298.10-8,534.46

Finding the Fourth Proportional to 16,861.80, 25,298.10 and 8,534.46

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Solution

The fourth proportional to 16,861.80, 25,298.10 and 8,534.46 is: 12,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.80 : 25,298.10 = 8,534.46 : x
  2. Step 2: Convert to fraction form
    16,861.80/25,298.10 = 8,534.46/x
  3. Step 3: Cross multiply
    16,861.80x = 25,298.10 × 8,534.46
  4. Step 4: Simplify right side
    16,861.80x = 215,905,622.53
  5. Step 5: Solve for x
    x = 215,905,622.53/16,861.80
  6. Step 6: Final answer
    x = 12,804.42

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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.