Home / 30,070.73-41,501.99-17,321.43

Finding the Fourth Proportional to 30,070.73, 41,501.99 and 17,321.43

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Solution

The fourth proportional to 30,070.73, 41,501.99 and 17,321.43 is: 23,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.73 : 41,501.99 = 17,321.43 : x
  2. Step 2: Convert to fraction form
    30,070.73/41,501.99 = 17,321.43/x
  3. Step 3: Cross multiply
    30,070.73x = 41,501.99 × 17,321.43
  4. Step 4: Simplify right side
    30,070.73x = 718,873,857.95
  5. Step 5: Solve for x
    x = 718,873,857.95/30,070.73
  6. Step 6: Final answer
    x = 23,906.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.