Home / 12,204.90-16,832.53-9,683.02

Finding the Fourth Proportional to 12,204.90, 16,832.53 and 9,683.02

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Solution

The fourth proportional to 12,204.90, 16,832.53 and 9,683.02 is: 13,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.90 : 16,832.53 = 9,683.02 : x
  2. Step 2: Convert to fraction form
    12,204.90/16,832.53 = 9,683.02/x
  3. Step 3: Cross multiply
    12,204.90x = 16,832.53 × 9,683.02
  4. Step 4: Simplify right side
    12,204.90x = 162,989,724.64
  5. Step 5: Solve for x
    x = 162,989,724.64/12,204.90
  6. Step 6: Final answer
    x = 13,354.45

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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.