Home / 16,740.50-23,101.89-9,288.66

Finding the Fourth Proportional to 16,740.50, 23,101.89 and 9,288.66

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Solution

The fourth proportional to 16,740.50, 23,101.89 and 9,288.66 is: 12,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.50 : 23,101.89 = 9,288.66 : x
  2. Step 2: Convert to fraction form
    16,740.50/23,101.89 = 9,288.66/x
  3. Step 3: Cross multiply
    16,740.50x = 23,101.89 × 9,288.66
  4. Step 4: Simplify right side
    16,740.50x = 214,585,601.57
  5. Step 5: Solve for x
    x = 214,585,601.57/16,740.50
  6. Step 6: Final answer
    x = 12,818.35

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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.