Home / 14,194.40-21,283.92-6,394.08

Finding the Fourth Proportional to 14,194.40, 21,283.92 and 6,394.08

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Solution

The fourth proportional to 14,194.40, 21,283.92 and 6,394.08 is: 9,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.40 : 21,283.92 = 6,394.08 : x
  2. Step 2: Convert to fraction form
    14,194.40/21,283.92 = 6,394.08/x
  3. Step 3: Cross multiply
    14,194.40x = 21,283.92 × 6,394.08
  4. Step 4: Simplify right side
    14,194.40x = 136,091,087.19
  5. Step 5: Solve for x
    x = 136,091,087.19/14,194.40
  6. Step 6: Final answer
    x = 9,587.66

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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.