Home / 14,072.74-19,424.22-8,764.42

Finding the Fourth Proportional to 14,072.74, 19,424.22 and 8,764.42

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Solution

The fourth proportional to 14,072.74, 19,424.22 and 8,764.42 is: 12,097.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.74 : 19,424.22 = 8,764.42 : x
  2. Step 2: Convert to fraction form
    14,072.74/19,424.22 = 8,764.42/x
  3. Step 3: Cross multiply
    14,072.74x = 19,424.22 × 8,764.42
  4. Step 4: Simplify right side
    14,072.74x = 170,242,022.25
  5. Step 5: Solve for x
    x = 170,242,022.25/14,072.74
  6. Step 6: Final answer
    x = 12,097.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.