Home / 16,259.35-22,437.79-9,185.76

Finding the Fourth Proportional to 16,259.35, 22,437.79 and 9,185.76

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Solution

The fourth proportional to 16,259.35, 22,437.79 and 9,185.76 is: 12,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,259.35 : 22,437.79 = 9,185.76 : x
  2. Step 2: Convert to fraction form
    16,259.35/22,437.79 = 9,185.76/x
  3. Step 3: Cross multiply
    16,259.35x = 22,437.79 × 9,185.76
  4. Step 4: Simplify right side
    16,259.35x = 206,108,153.87
  5. Step 5: Solve for x
    x = 206,108,153.87/16,259.35
  6. Step 6: Final answer
    x = 12,676.28

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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.