Home / 16,840.09-23,237.53-9,285.92

Finding the Fourth Proportional to 16,840.09, 23,237.53 and 9,285.92

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Solution

The fourth proportional to 16,840.09, 23,237.53 and 9,285.92 is: 12,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.09 : 23,237.53 = 9,285.92 : x
  2. Step 2: Convert to fraction form
    16,840.09/23,237.53 = 9,285.92/x
  3. Step 3: Cross multiply
    16,840.09x = 23,237.53 × 9,285.92
  4. Step 4: Simplify right side
    16,840.09x = 215,781,844.58
  5. Step 5: Solve for x
    x = 215,781,844.58/16,840.09
  6. Step 6: Final answer
    x = 12,813.58

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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.