Home / 23,022.21-34,531.89-8,230.39

Finding the Fourth Proportional to 23,022.21, 34,531.89 and 8,230.39

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Solution

The fourth proportional to 23,022.21, 34,531.89 and 8,230.39 is: 12,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,022.21 : 34,531.89 = 8,230.39 : x
  2. Step 2: Convert to fraction form
    23,022.21/34,531.89 = 8,230.39/x
  3. Step 3: Cross multiply
    23,022.21x = 34,531.89 × 8,230.39
  4. Step 4: Simplify right side
    23,022.21x = 284,210,922.14
  5. Step 5: Solve for x
    x = 284,210,922.14/23,022.21
  6. Step 6: Final answer
    x = 12,345.08

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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.