Home / 23,419.82-35,129.80-8,622.32

Finding the Fourth Proportional to 23,419.82, 35,129.80 and 8,622.32

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Solution

The fourth proportional to 23,419.82, 35,129.80 and 8,622.32 is: 12,933.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,419.82 : 35,129.80 = 8,622.32 : x
  2. Step 2: Convert to fraction form
    23,419.82/35,129.80 = 8,622.32/x
  3. Step 3: Cross multiply
    23,419.82x = 35,129.80 × 8,622.32
  4. Step 4: Simplify right side
    23,419.82x = 302,900,377.14
  5. Step 5: Solve for x
    x = 302,900,377.14/23,419.82
  6. Step 6: Final answer
    x = 12,933.51

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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.