Home / 12,493.41-18,742.95-3,727.59

Finding the Fourth Proportional to 12,493.41, 18,742.95 and 3,727.59

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Solution

The fourth proportional to 12,493.41, 18,742.95 and 3,727.59 is: 5,592.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,493.41 : 18,742.95 = 3,727.59 : x
  2. Step 2: Convert to fraction form
    12,493.41/18,742.95 = 3,727.59/x
  3. Step 3: Cross multiply
    12,493.41x = 18,742.95 × 3,727.59
  4. Step 4: Simplify right side
    12,493.41x = 69,866,032.99
  5. Step 5: Solve for x
    x = 69,866,032.99/12,493.41
  6. Step 6: Final answer
    x = 5,592.23

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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.