Home / 20,625.12-30,937.66-5,832.08

Finding the Fourth Proportional to 20,625.12, 30,937.66 and 5,832.08

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Solution

The fourth proportional to 20,625.12, 30,937.66 and 5,832.08 is: 8,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,625.12 : 30,937.66 = 5,832.08 : x
  2. Step 2: Convert to fraction form
    20,625.12/30,937.66 = 5,832.08/x
  3. Step 3: Cross multiply
    20,625.12x = 30,937.66 × 5,832.08
  4. Step 4: Simplify right side
    20,625.12x = 180,430,908.13
  5. Step 5: Solve for x
    x = 180,430,908.13/20,625.12
  6. Step 6: Final answer
    x = 8,748.11

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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.