Home / 30,753.73-42,444.21-17,327.64

Finding the Fourth Proportional to 30,753.73, 42,444.21 and 17,327.64

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Solution

The fourth proportional to 30,753.73, 42,444.21 and 17,327.64 is: 23,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,753.73 : 42,444.21 = 17,327.64 : x
  2. Step 2: Convert to fraction form
    30,753.73/42,444.21 = 17,327.64/x
  3. Step 3: Cross multiply
    30,753.73x = 42,444.21 × 17,327.64
  4. Step 4: Simplify right side
    30,753.73x = 735,457,990.96
  5. Step 5: Solve for x
    x = 735,457,990.96/30,753.73
  6. Step 6: Final answer
    x = 23,914.43

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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.