Home / 14,737.92-20,344.60-8,770.14

Finding the Fourth Proportional to 14,737.92, 20,344.60 and 8,770.14

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Solution

The fourth proportional to 14,737.92, 20,344.60 and 8,770.14 is: 12,106.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,737.92 : 20,344.60 = 8,770.14 : x
  2. Step 2: Convert to fraction form
    14,737.92/20,344.60 = 8,770.14/x
  3. Step 3: Cross multiply
    14,737.92x = 20,344.60 × 8,770.14
  4. Step 4: Simplify right side
    14,737.92x = 178,424,990.24
  5. Step 5: Solve for x
    x = 178,424,990.24/14,737.92
  6. Step 6: Final answer
    x = 12,106.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.