Home / 15,001.08-20,704.16-8,627.19

Finding the Fourth Proportional to 15,001.08, 20,704.16 and 8,627.19

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Solution

The fourth proportional to 15,001.08, 20,704.16 and 8,627.19 is: 11,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.08 : 20,704.16 = 8,627.19 : x
  2. Step 2: Convert to fraction form
    15,001.08/20,704.16 = 8,627.19/x
  3. Step 3: Cross multiply
    15,001.08x = 20,704.16 × 8,627.19
  4. Step 4: Simplify right side
    15,001.08x = 178,618,722.11
  5. Step 5: Solve for x
    x = 178,618,722.11/15,001.08
  6. Step 6: Final answer
    x = 11,907.06

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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.