Home / 13,599.68-20,397.08-3,737.66

Finding the Fourth Proportional to 13,599.68, 20,397.08 and 3,737.66

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Solution

The fourth proportional to 13,599.68, 20,397.08 and 3,737.66 is: 5,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.68 : 20,397.08 = 3,737.66 : x
  2. Step 2: Convert to fraction form
    13,599.68/20,397.08 = 3,737.66/x
  3. Step 3: Cross multiply
    13,599.68x = 20,397.08 × 3,737.66
  4. Step 4: Simplify right side
    13,599.68x = 76,237,350.03
  5. Step 5: Solve for x
    x = 76,237,350.03/13,599.68
  6. Step 6: Final answer
    x = 5,605.82

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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.