Home / 19,365.66-29,044.80-7,519.44

Finding the Fourth Proportional to 19,365.66, 29,044.80 and 7,519.44

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Solution

The fourth proportional to 19,365.66, 29,044.80 and 7,519.44 is: 11,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.66 : 29,044.80 = 7,519.44 : x
  2. Step 2: Convert to fraction form
    19,365.66/29,044.80 = 7,519.44/x
  3. Step 3: Cross multiply
    19,365.66x = 29,044.80 × 7,519.44
  4. Step 4: Simplify right side
    19,365.66x = 218,400,630.91
  5. Step 5: Solve for x
    x = 218,400,630.91/19,365.66
  6. Step 6: Final answer
    x = 11,277.73

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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.