Home / 16,542.58-22,813.19-12,759.75

Finding the Fourth Proportional to 16,542.58, 22,813.19 and 12,759.75

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Solution

The fourth proportional to 16,542.58, 22,813.19 and 12,759.75 is: 17,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542.58 : 22,813.19 = 12,759.75 : x
  2. Step 2: Convert to fraction form
    16,542.58/22,813.19 = 12,759.75/x
  3. Step 3: Cross multiply
    16,542.58x = 22,813.19 × 12,759.75
  4. Step 4: Simplify right side
    16,542.58x = 291,090,721.09
  5. Step 5: Solve for x
    x = 291,090,721.09/16,542.58
  6. Step 6: Final answer
    x = 17,596.45

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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.