Home / 14,261.14-19,680.50-7,973.52

Finding the Fourth Proportional to 14,261.14, 19,680.50 and 7,973.52

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Solution

The fourth proportional to 14,261.14, 19,680.50 and 7,973.52 is: 11,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.14 : 19,680.50 = 7,973.52 : x
  2. Step 2: Convert to fraction form
    14,261.14/19,680.50 = 7,973.52/x
  3. Step 3: Cross multiply
    14,261.14x = 19,680.50 × 7,973.52
  4. Step 4: Simplify right side
    14,261.14x = 156,922,860.36
  5. Step 5: Solve for x
    x = 156,922,860.36/14,261.14
  6. Step 6: Final answer
    x = 11,003.53

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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.