Home / 14,084.67-19,435.50-8,418.29

Finding the Fourth Proportional to 14,084.67, 19,435.50 and 8,418.29

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Solution

The fourth proportional to 14,084.67, 19,435.50 and 8,418.29 is: 11,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.67 : 19,435.50 = 8,418.29 : x
  2. Step 2: Convert to fraction form
    14,084.67/19,435.50 = 8,418.29/x
  3. Step 3: Cross multiply
    14,084.67x = 19,435.50 × 8,418.29
  4. Step 4: Simplify right side
    14,084.67x = 163,613,675.30
  5. Step 5: Solve for x
    x = 163,613,675.30/14,084.67
  6. Step 6: Final answer
    x = 11,616.44

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Double scale
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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.