Home / 16,259.15-22,438.07-9,185.42

Finding the Fourth Proportional to 16,259.15, 22,438.07 and 9,185.42

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Solution

The fourth proportional to 16,259.15, 22,438.07 and 9,185.42 is: 12,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,259.15 : 22,438.07 = 9,185.42 : x
  2. Step 2: Convert to fraction form
    16,259.15/22,438.07 = 9,185.42/x
  3. Step 3: Cross multiply
    16,259.15x = 22,438.07 × 9,185.42
  4. Step 4: Simplify right side
    16,259.15x = 206,102,938.82
  5. Step 5: Solve for x
    x = 206,102,938.82/16,259.15
  6. Step 6: Final answer
    x = 12,676.12

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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.