Home / 19,728.36-29,592.62-4,937.23

Finding the Fourth Proportional to 19,728.36, 29,592.62 and 4,937.23

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Solution

The fourth proportional to 19,728.36, 29,592.62 and 4,937.23 is: 7,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728.36 : 29,592.62 = 4,937.23 : x
  2. Step 2: Convert to fraction form
    19,728.36/29,592.62 = 4,937.23/x
  3. Step 3: Cross multiply
    19,728.36x = 29,592.62 × 4,937.23
  4. Step 4: Simplify right side
    19,728.36x = 146,105,571.24
  5. Step 5: Solve for x
    x = 146,105,571.24/19,728.36
  6. Step 6: Final answer
    x = 7,405.87

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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.