Home / 30,630.06-42,269.22-17,201.52

Finding the Fourth Proportional to 30,630.06, 42,269.22 and 17,201.52

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Solution

The fourth proportional to 30,630.06, 42,269.22 and 17,201.52 is: 23,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,630.06 : 42,269.22 = 17,201.52 : x
  2. Step 2: Convert to fraction form
    30,630.06/42,269.22 = 17,201.52/x
  3. Step 3: Cross multiply
    30,630.06x = 42,269.22 × 17,201.52
  4. Step 4: Simplify right side
    30,630.06x = 727,094,833.21
  5. Step 5: Solve for x
    x = 727,094,833.21/30,630.06
  6. Step 6: Final answer
    x = 23,737.95

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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.