Home / 30,822.06-42,534.76-16,675.21

Finding the Fourth Proportional to 30,822.06, 42,534.76 and 16,675.21

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Solution

The fourth proportional to 30,822.06, 42,534.76 and 16,675.21 is: 23,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822.06 : 42,534.76 = 16,675.21 : x
  2. Step 2: Convert to fraction form
    30,822.06/42,534.76 = 16,675.21/x
  3. Step 3: Cross multiply
    30,822.06x = 42,534.76 × 16,675.21
  4. Step 4: Simplify right side
    30,822.06x = 709,275,971.92
  5. Step 5: Solve for x
    x = 709,275,971.92/30,822.06
  6. Step 6: Final answer
    x = 23,011.96

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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.