Home / 14,072.32-19,418.62-8,020.94

Finding the Fourth Proportional to 14,072.32, 19,418.62 and 8,020.94

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Solution

The fourth proportional to 14,072.32, 19,418.62 and 8,020.94 is: 11,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.32 : 19,418.62 = 8,020.94 : x
  2. Step 2: Convert to fraction form
    14,072.32/19,418.62 = 8,020.94/x
  3. Step 3: Cross multiply
    14,072.32x = 19,418.62 × 8,020.94
  4. Step 4: Simplify right side
    14,072.32x = 155,755,544.94
  5. Step 5: Solve for x
    x = 155,755,544.94/14,072.32
  6. Step 6: Final answer
    x = 11,068.22

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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.