Home / 16,385.48-22,609.98-9,309.92

Finding the Fourth Proportional to 16,385.48, 22,609.98 and 9,309.92

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Solution

The fourth proportional to 16,385.48, 22,609.98 and 9,309.92 is: 12,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,385.48 : 22,609.98 = 9,309.92 : x
  2. Step 2: Convert to fraction form
    16,385.48/22,609.98 = 9,309.92/x
  3. Step 3: Cross multiply
    16,385.48x = 22,609.98 × 9,309.92
  4. Step 4: Simplify right side
    16,385.48x = 210,497,105.00
  5. Step 5: Solve for x
    x = 210,497,105.00/16,385.48
  6. Step 6: Final answer
    x = 12,846.56

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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.