Home / 11,114.90-16,672.35-10,001.30

Finding the Fourth Proportional to 11,114.90, 16,672.35 and 10,001.30

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Solution

The fourth proportional to 11,114.90, 16,672.35 and 10,001.30 is: 15,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.90 : 16,672.35 = 10,001.30 : x
  2. Step 2: Convert to fraction form
    11,114.90/16,672.35 = 10,001.30/x
  3. Step 3: Cross multiply
    11,114.90x = 16,672.35 × 10,001.30
  4. Step 4: Simplify right side
    11,114.90x = 166,745,174.06
  5. Step 5: Solve for x
    x = 166,745,174.06/11,114.90
  6. Step 6: Final answer
    x = 15,001.95

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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.