Home / 16,840.47-23,240.91-9,672.63

Finding the Fourth Proportional to 16,840.47, 23,240.91 and 9,672.63

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Solution

The fourth proportional to 16,840.47, 23,240.91 and 9,672.63 is: 13,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.47 : 23,240.91 = 9,672.63 : x
  2. Step 2: Convert to fraction form
    16,840.47/23,240.91 = 9,672.63/x
  3. Step 3: Cross multiply
    16,840.47x = 23,240.91 × 9,672.63
  4. Step 4: Simplify right side
    16,840.47x = 224,800,672.41
  5. Step 5: Solve for x
    x = 224,800,672.41/16,840.47
  6. Step 6: Final answer
    x = 13,348.83

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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.