Home / 14,087.76-19,441.13-7,800

Finding the Fourth Proportional to 14,087.76, 19,441.13 and 7,800

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Solution

The fourth proportional to 14,087.76, 19,441.13 and 7,800 is: 10,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.76 : 19,441.13 = 7,800 : x
  2. Step 2: Convert to fraction form
    14,087.76/19,441.13 = 7,800/x
  3. Step 3: Cross multiply
    14,087.76x = 19,441.13 × 7,800
  4. Step 4: Simplify right side
    14,087.76x = 151,640,775
  5. Step 5: Solve for x
    x = 151,640,775/14,087.76
  6. Step 6: Final answer
    x = 10,764.01

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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.