Home / 16,840.73-23,240.19-9,671.11

Finding the Fourth Proportional to 16,840.73, 23,240.19 and 9,671.11

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Solution

The fourth proportional to 16,840.73, 23,240.19 and 9,671.11 is: 13,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.73 : 23,240.19 = 9,671.11 : x
  2. Step 2: Convert to fraction form
    16,840.73/23,240.19 = 9,671.11/x
  3. Step 3: Cross multiply
    16,840.73x = 23,240.19 × 9,671.11
  4. Step 4: Simplify right side
    16,840.73x = 224,758,516.19
  5. Step 5: Solve for x
    x = 224,758,516.19/16,840.73
  6. Step 6: Final answer
    x = 13,346.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.