Home / 19,571.52-29,357.22-9,717.68

Finding the Fourth Proportional to 19,571.52, 29,357.22 and 9,717.68

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Solution

The fourth proportional to 19,571.52, 29,357.22 and 9,717.68 is: 14,576.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571.52 : 29,357.22 = 9,717.68 : x
  2. Step 2: Convert to fraction form
    19,571.52/29,357.22 = 9,717.68/x
  3. Step 3: Cross multiply
    19,571.52x = 29,357.22 × 9,717.68
  4. Step 4: Simplify right side
    19,571.52x = 285,284,069.65
  5. Step 5: Solve for x
    x = 285,284,069.65/19,571.52
  6. Step 6: Final answer
    x = 14,576.49

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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.