Home / 12,373.35-18,562.77-6,136.76

Finding the Fourth Proportional to 12,373.35, 18,562.77 and 6,136.76

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Solution

The fourth proportional to 12,373.35, 18,562.77 and 6,136.76 is: 9,206.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.35 : 18,562.77 = 6,136.76 : x
  2. Step 2: Convert to fraction form
    12,373.35/18,562.77 = 6,136.76/x
  3. Step 3: Cross multiply
    12,373.35x = 18,562.77 × 6,136.76
  4. Step 4: Simplify right side
    12,373.35x = 113,915,171.61
  5. Step 5: Solve for x
    x = 113,915,171.61/12,373.35
  6. Step 6: Final answer
    x = 9,206.49

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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.