Home / 15,571.53-23,339.93-6,209.09

Finding the Fourth Proportional to 15,571.53, 23,339.93 and 6,209.09

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Solution

The fourth proportional to 15,571.53, 23,339.93 and 6,209.09 is: 9,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.53 : 23,339.93 = 6,209.09 : x
  2. Step 2: Convert to fraction form
    15,571.53/23,339.93 = 6,209.09/x
  3. Step 3: Cross multiply
    15,571.53x = 23,339.93 × 6,209.09
  4. Step 4: Simplify right side
    15,571.53x = 144,919,725.96
  5. Step 5: Solve for x
    x = 144,919,725.96/15,571.53
  6. Step 6: Final answer
    x = 9,306.71

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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.