Home / 16,849.65-25,289.79-8,535.45

Finding the Fourth Proportional to 16,849.65, 25,289.79 and 8,535.45

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Solution

The fourth proportional to 16,849.65, 25,289.79 and 8,535.45 is: 12,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,849.65 : 25,289.79 = 8,535.45 : x
  2. Step 2: Convert to fraction form
    16,849.65/25,289.79 = 8,535.45/x
  3. Step 3: Cross multiply
    16,849.65x = 25,289.79 × 8,535.45
  4. Step 4: Simplify right side
    16,849.65x = 215,859,738.06
  5. Step 5: Solve for x
    x = 215,859,738.06/16,849.65
  6. Step 6: Final answer
    x = 12,810.93

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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.