Home / 12,073.02-18,104.40-5,503.38

Finding the Fourth Proportional to 12,073.02, 18,104.40 and 5,503.38

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Solution

The fourth proportional to 12,073.02, 18,104.40 and 5,503.38 is: 8,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.02 : 18,104.40 = 5,503.38 : x
  2. Step 2: Convert to fraction form
    12,073.02/18,104.40 = 5,503.38/x
  3. Step 3: Cross multiply
    12,073.02x = 18,104.40 × 5,503.38
  4. Step 4: Simplify right side
    12,073.02x = 99,635,392.87
  5. Step 5: Solve for x
    x = 99,635,392.87/12,073.02
  6. Step 6: Final answer
    x = 8,252.73

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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.