Home / 12,404.02-18,607.21-4,084.11

Finding the Fourth Proportional to 12,404.02, 18,607.21 and 4,084.11

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Solution

The fourth proportional to 12,404.02, 18,607.21 and 4,084.11 is: 6,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404.02 : 18,607.21 = 4,084.11 : x
  2. Step 2: Convert to fraction form
    12,404.02/18,607.21 = 4,084.11/x
  3. Step 3: Cross multiply
    12,404.02x = 18,607.21 × 4,084.11
  4. Step 4: Simplify right side
    12,404.02x = 75,993,892.43
  5. Step 5: Solve for x
    x = 75,993,892.43/12,404.02
  6. Step 6: Final answer
    x = 6,126.55

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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.