Home / 19,840.62-29,762.04-5,049.66

Finding the Fourth Proportional to 19,840.62, 29,762.04 and 5,049.66

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Solution

The fourth proportional to 19,840.62, 29,762.04 and 5,049.66 is: 7,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840.62 : 29,762.04 = 5,049.66 : x
  2. Step 2: Convert to fraction form
    19,840.62/29,762.04 = 5,049.66/x
  3. Step 3: Cross multiply
    19,840.62x = 29,762.04 × 5,049.66
  4. Step 4: Simplify right side
    19,840.62x = 150,288,182.91
  5. Step 5: Solve for x
    x = 150,288,182.91/19,840.62
  6. Step 6: Final answer
    x = 7,574.77

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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.