Home / 30,824.88-42,539.01-17,027.17

Finding the Fourth Proportional to 30,824.88, 42,539.01 and 17,027.17

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Solution

The fourth proportional to 30,824.88, 42,539.01 and 17,027.17 is: 23,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824.88 : 42,539.01 = 17,027.17 : x
  2. Step 2: Convert to fraction form
    30,824.88/42,539.01 = 17,027.17/x
  3. Step 3: Cross multiply
    30,824.88x = 42,539.01 × 17,027.17
  4. Step 4: Simplify right side
    30,824.88x = 724,318,954.90
  5. Step 5: Solve for x
    x = 724,318,954.90/30,824.88
  6. Step 6: Final answer
    x = 23,497.87

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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.