Home / 30,502.82-42,094.68-17,073.56

Finding the Fourth Proportional to 30,502.82, 42,094.68 and 17,073.56

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Solution

The fourth proportional to 30,502.82, 42,094.68 and 17,073.56 is: 23,561.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,502.82 : 42,094.68 = 17,073.56 : x
  2. Step 2: Convert to fraction form
    30,502.82/42,094.68 = 17,073.56/x
  3. Step 3: Cross multiply
    30,502.82x = 42,094.68 × 17,073.56
  4. Step 4: Simplify right side
    30,502.82x = 718,706,044.66
  5. Step 5: Solve for x
    x = 718,706,044.66/30,502.82
  6. Step 6: Final answer
    x = 23,561.95

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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.