Home / 16,140.89-24,218.65-8,239.34

Finding the Fourth Proportional to 16,140.89, 24,218.65 and 8,239.34

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Solution

The fourth proportional to 16,140.89, 24,218.65 and 8,239.34 is: 12,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,140.89 : 24,218.65 = 8,239.34 : x
  2. Step 2: Convert to fraction form
    16,140.89/24,218.65 = 8,239.34/x
  3. Step 3: Cross multiply
    16,140.89x = 24,218.65 × 8,239.34
  4. Step 4: Simplify right side
    16,140.89x = 199,545,550.00
  5. Step 5: Solve for x
    x = 199,545,550.00/16,140.89
  6. Step 6: Final answer
    x = 12,362.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.