Home / 23,171.13-34,756.63-8,380.06

Finding the Fourth Proportional to 23,171.13, 34,756.63 and 8,380.06

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Solution

The fourth proportional to 23,171.13, 34,756.63 and 8,380.06 is: 12,570.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171.13 : 34,756.63 = 8,380.06 : x
  2. Step 2: Convert to fraction form
    23,171.13/34,756.63 = 8,380.06/x
  3. Step 3: Cross multiply
    23,171.13x = 34,756.63 × 8,380.06
  4. Step 4: Simplify right side
    23,171.13x = 291,262,536.96
  5. Step 5: Solve for x
    x = 291,262,536.96/23,171.13
  6. Step 6: Final answer
    x = 12,570.06

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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.