Home / 25,150.25-37,667.93-12,011.91

Finding the Fourth Proportional to 25,150.25, 37,667.93 and 12,011.91

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Solution

The fourth proportional to 25,150.25, 37,667.93 and 12,011.91 is: 17,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,150.25 : 37,667.93 = 12,011.91 : x
  2. Step 2: Convert to fraction form
    25,150.25/37,667.93 = 12,011.91/x
  3. Step 3: Cross multiply
    25,150.25x = 37,667.93 × 12,011.91
  4. Step 4: Simplify right side
    25,150.25x = 452,463,724.99
  5. Step 5: Solve for x
    x = 452,463,724.99/25,150.25
  6. Step 6: Final answer
    x = 17,990.43

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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.