Home / 25,576.79-38,362.75-8,933.75

Finding the Fourth Proportional to 25,576.79, 38,362.75 and 8,933.75

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Solution

The fourth proportional to 25,576.79, 38,362.75 and 8,933.75 is: 13,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576.79 : 38,362.75 = 8,933.75 : x
  2. Step 2: Convert to fraction form
    25,576.79/38,362.75 = 8,933.75/x
  3. Step 3: Cross multiply
    25,576.79x = 38,362.75 × 8,933.75
  4. Step 4: Simplify right side
    25,576.79x = 342,723,217.81
  5. Step 5: Solve for x
    x = 342,723,217.81/25,576.79
  6. Step 6: Final answer
    x = 13,399.77

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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.