Home / 26,202.13-39,303.16-8,432.39

Finding the Fourth Proportional to 26,202.13, 39,303.16 and 8,432.39

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Solution

The fourth proportional to 26,202.13, 39,303.16 and 8,432.39 is: 12,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,202.13 : 39,303.16 = 8,432.39 : x
  2. Step 2: Convert to fraction form
    26,202.13/39,303.16 = 8,432.39/x
  3. Step 3: Cross multiply
    26,202.13x = 39,303.16 × 8,432.39
  4. Step 4: Simplify right side
    26,202.13x = 331,419,650.53
  5. Step 5: Solve for x
    x = 331,419,650.53/26,202.13
  6. Step 6: Final answer
    x = 12,648.58

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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.