Home / 25,179.96-37,771.68-8,541.72

Finding the Fourth Proportional to 25,179.96, 37,771.68 and 8,541.72

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Solution

The fourth proportional to 25,179.96, 37,771.68 and 8,541.72 is: 12,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.96 : 37,771.68 = 8,541.72 : x
  2. Step 2: Convert to fraction form
    25,179.96/37,771.68 = 8,541.72/x
  3. Step 3: Cross multiply
    25,179.96x = 37,771.68 × 8,541.72
  4. Step 4: Simplify right side
    25,179.96x = 322,635,114.49
  5. Step 5: Solve for x
    x = 322,635,114.49/25,179.96
  6. Step 6: Final answer
    x = 12,813.17

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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.