Home / 30,067.03-45,099.62-14,283.42

Finding the Fourth Proportional to 30,067.03, 45,099.62 and 14,283.42

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Solution

The fourth proportional to 30,067.03, 45,099.62 and 14,283.42 is: 21,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,067.03 : 45,099.62 = 14,283.42 : x
  2. Step 2: Convert to fraction form
    30,067.03/45,099.62 = 14,283.42/x
  3. Step 3: Cross multiply
    30,067.03x = 45,099.62 × 14,283.42
  4. Step 4: Simplify right side
    30,067.03x = 644,176,742.88
  5. Step 5: Solve for x
    x = 644,176,742.88/30,067.03
  6. Step 6: Final answer
    x = 21,424.69

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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.