Home / 16,745.88-23,109.07-9,575.72

Finding the Fourth Proportional to 16,745.88, 23,109.07 and 9,575.72

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Solution

The fourth proportional to 16,745.88, 23,109.07 and 9,575.72 is: 13,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.88 : 23,109.07 = 9,575.72 : x
  2. Step 2: Convert to fraction form
    16,745.88/23,109.07 = 9,575.72/x
  3. Step 3: Cross multiply
    16,745.88x = 23,109.07 × 9,575.72
  4. Step 4: Simplify right side
    16,745.88x = 221,285,983.78
  5. Step 5: Solve for x
    x = 221,285,983.78/16,745.88
  6. Step 6: Final answer
    x = 13,214.35

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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.