Home / 12,154.90-16,773.15-6,850.03

Finding the Fourth Proportional to 12,154.90, 16,773.15 and 6,850.03

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Solution

The fourth proportional to 12,154.90, 16,773.15 and 6,850.03 is: 9,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154.90 : 16,773.15 = 6,850.03 : x
  2. Step 2: Convert to fraction form
    12,154.90/16,773.15 = 6,850.03/x
  3. Step 3: Cross multiply
    12,154.90x = 16,773.15 × 6,850.03
  4. Step 4: Simplify right side
    12,154.90x = 114,896,580.69
  5. Step 5: Solve for x
    x = 114,896,580.69/12,154.90
  6. Step 6: Final answer
    x = 9,452.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.