Home / 19,422.48-29,133.84-5,571.52

Finding the Fourth Proportional to 19,422.48, 29,133.84 and 5,571.52

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Solution

The fourth proportional to 19,422.48, 29,133.84 and 5,571.52 is: 8,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.48 : 29,133.84 = 5,571.52 : x
  2. Step 2: Convert to fraction form
    19,422.48/29,133.84 = 5,571.52/x
  3. Step 3: Cross multiply
    19,422.48x = 29,133.84 × 5,571.52
  4. Step 4: Simplify right side
    19,422.48x = 162,319,772.24
  5. Step 5: Solve for x
    x = 162,319,772.24/19,422.48
  6. Step 6: Final answer
    x = 8,357.31

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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.