Home / 16,805.48-23,195.52-9,735.80

Finding the Fourth Proportional to 16,805.48, 23,195.52 and 9,735.80

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Solution

The fourth proportional to 16,805.48, 23,195.52 and 9,735.80 is: 13,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.48 : 23,195.52 = 9,735.80 : x
  2. Step 2: Convert to fraction form
    16,805.48/23,195.52 = 9,735.80/x
  3. Step 3: Cross multiply
    16,805.48x = 23,195.52 × 9,735.80
  4. Step 4: Simplify right side
    16,805.48x = 225,826,943.62
  5. Step 5: Solve for x
    x = 225,826,943.62/16,805.48
  6. Step 6: Final answer
    x = 13,437.70

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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.