Home / 25,153.14-37,727.54-8,512.81

Finding the Fourth Proportional to 25,153.14, 37,727.54 and 8,512.81

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Solution

The fourth proportional to 25,153.14, 37,727.54 and 8,512.81 is: 12,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153.14 : 37,727.54 = 8,512.81 : x
  2. Step 2: Convert to fraction form
    25,153.14/37,727.54 = 8,512.81/x
  3. Step 3: Cross multiply
    25,153.14x = 37,727.54 × 8,512.81
  4. Step 4: Simplify right side
    25,153.14x = 321,167,274.83
  5. Step 5: Solve for x
    x = 321,167,274.83/25,153.14
  6. Step 6: Final answer
    x = 12,768.47

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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.