Home / 25,563.65-38,362.99-8,923.69

Finding the Fourth Proportional to 25,563.65, 38,362.99 and 8,923.69

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Solution

The fourth proportional to 25,563.65, 38,362.99 and 8,923.69 is: 13,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563.65 : 38,362.99 = 8,923.69 : x
  2. Step 2: Convert to fraction form
    25,563.65/38,362.99 = 8,923.69/x
  3. Step 3: Cross multiply
    25,563.65x = 38,362.99 × 8,923.69
  4. Step 4: Simplify right side
    25,563.65x = 342,339,256.82
  5. Step 5: Solve for x
    x = 342,339,256.82/25,563.65
  6. Step 6: Final answer
    x = 13,391.64

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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.