Home / 30,822.09-42,534.68-17,393.91

Finding the Fourth Proportional to 30,822.09, 42,534.68 and 17,393.91

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Solution

The fourth proportional to 30,822.09, 42,534.68 and 17,393.91 is: 24,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822.09 : 42,534.68 = 17,393.91 : x
  2. Step 2: Convert to fraction form
    30,822.09/42,534.68 = 17,393.91/x
  3. Step 3: Cross multiply
    30,822.09x = 42,534.68 × 17,393.91
  4. Step 4: Simplify right side
    30,822.09x = 739,844,308.83
  5. Step 5: Solve for x
    x = 739,844,308.83/30,822.09
  6. Step 6: Final answer
    x = 24,003.70

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