Home / 14,089.26-21,119.88-7,852.11

Finding the Fourth Proportional to 14,089.26, 21,119.88 and 7,852.11

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Solution

The fourth proportional to 14,089.26, 21,119.88 and 7,852.11 is: 11,770.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.26 : 21,119.88 = 7,852.11 : x
  2. Step 2: Convert to fraction form
    14,089.26/21,119.88 = 7,852.11/x
  3. Step 3: Cross multiply
    14,089.26x = 21,119.88 × 7,852.11
  4. Step 4: Simplify right side
    14,089.26x = 165,835,620.95
  5. Step 5: Solve for x
    x = 165,835,620.95/14,089.26
  6. Step 6: Final answer
    x = 11,770.36

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1.5x scale

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.