Home / 14,084.46-19,435.08-8,418.09

Finding the Fourth Proportional to 14,084.46, 19,435.08 and 8,418.09

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Solution

The fourth proportional to 14,084.46, 19,435.08 and 8,418.09 is: 11,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.46 : 19,435.08 = 8,418.09 : x
  2. Step 2: Convert to fraction form
    14,084.46/19,435.08 = 8,418.09/x
  3. Step 3: Cross multiply
    14,084.46x = 19,435.08 × 8,418.09
  4. Step 4: Simplify right side
    14,084.46x = 163,606,252.60
  5. Step 5: Solve for x
    x = 163,606,252.60/14,084.46
  6. Step 6: Final answer
    x = 11,616.08

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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.