Home / 16,893.75-23,315.69-9,723.52

Finding the Fourth Proportional to 16,893.75, 23,315.69 and 9,723.52

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Solution

The fourth proportional to 16,893.75, 23,315.69 and 9,723.52 is: 13,419.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.75 : 23,315.69 = 9,723.52 : x
  2. Step 2: Convert to fraction form
    16,893.75/23,315.69 = 9,723.52/x
  3. Step 3: Cross multiply
    16,893.75x = 23,315.69 × 9,723.52
  4. Step 4: Simplify right side
    16,893.75x = 226,710,578.03
  5. Step 5: Solve for x
    x = 226,710,578.03/16,893.75
  6. Step 6: Final answer
    x = 13,419.79

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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.