Home / 31,546.84-47,318.41-11,823.75

Finding the Fourth Proportional to 31,546.84, 47,318.41 and 11,823.75

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Solution

The fourth proportional to 31,546.84, 47,318.41 and 11,823.75 is: 17,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,546.84 : 47,318.41 = 11,823.75 : x
  2. Step 2: Convert to fraction form
    31,546.84/47,318.41 = 11,823.75/x
  3. Step 3: Cross multiply
    31,546.84x = 47,318.41 × 11,823.75
  4. Step 4: Simplify right side
    31,546.84x = 559,481,050.24
  5. Step 5: Solve for x
    x = 559,481,050.24/31,546.84
  6. Step 6: Final answer
    x = 17,734.93

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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.