Home / 14,036.14-21,054.36-3,647.89

Finding the Fourth Proportional to 14,036.14, 21,054.36 and 3,647.89

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Solution

The fourth proportional to 14,036.14, 21,054.36 and 3,647.89 is: 5,471.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.14 : 21,054.36 = 3,647.89 : x
  2. Step 2: Convert to fraction form
    14,036.14/21,054.36 = 3,647.89/x
  3. Step 3: Cross multiply
    14,036.14x = 21,054.36 × 3,647.89
  4. Step 4: Simplify right side
    14,036.14x = 76,803,880.09
  5. Step 5: Solve for x
    x = 76,803,880.09/14,036.14
  6. Step 6: Final answer
    x = 5,471.87

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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.