Home / 31,039-42,834.80-17,610.82

Finding the Fourth Proportional to 31,039, 42,834.80 and 17,610.82

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Solution

The fourth proportional to 31,039, 42,834.80 and 17,610.82 is: 24,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039 : 42,834.80 = 17,610.82 : x
  2. Step 2: Convert to fraction form
    31,039/42,834.80 = 17,610.82/x
  3. Step 3: Cross multiply
    31,039x = 42,834.80 × 17,610.82
  4. Step 4: Simplify right side
    31,039x = 754,355,952.54
  5. Step 5: Solve for x
    x = 754,355,952.54/31,039
  6. Step 6: Final answer
    x = 24,303.49

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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.