Home / 10,180.66-15,240.27-9,207.22

Finding the Fourth Proportional to 10,180.66, 15,240.27 and 9,207.22

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Solution

The fourth proportional to 10,180.66, 15,240.27 and 9,207.22 is: 13,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.66 : 15,240.27 = 9,207.22 : x
  2. Step 2: Convert to fraction form
    10,180.66/15,240.27 = 9,207.22/x
  3. Step 3: Cross multiply
    10,180.66x = 15,240.27 × 9,207.22
  4. Step 4: Simplify right side
    10,180.66x = 140,320,518.75
  5. Step 5: Solve for x
    x = 140,320,518.75/10,180.66
  6. Step 6: Final answer
    x = 13,783.05

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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.