Home / 22,298.22-30,755.43-18,935.73

Finding the Fourth Proportional to 22,298.22, 30,755.43 and 18,935.73

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Solution

The fourth proportional to 22,298.22, 30,755.43 and 18,935.73 is: 26,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298.22 : 30,755.43 = 18,935.73 : x
  2. Step 2: Convert to fraction form
    22,298.22/30,755.43 = 18,935.73/x
  3. Step 3: Cross multiply
    22,298.22x = 30,755.43 × 18,935.73
  4. Step 4: Simplify right side
    22,298.22x = 582,376,518.51
  5. Step 5: Solve for x
    x = 582,376,518.51/22,298.22
  6. Step 6: Final answer
    x = 26,117.62

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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.