Home / 14,054.05-21,081.95-4,694.91

Finding the Fourth Proportional to 14,054.05, 21,081.95 and 4,694.91

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Solution

The fourth proportional to 14,054.05, 21,081.95 and 4,694.91 is: 7,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.05 : 21,081.95 = 4,694.91 : x
  2. Step 2: Convert to fraction form
    14,054.05/21,081.95 = 4,694.91/x
  3. Step 3: Cross multiply
    14,054.05x = 21,081.95 × 4,694.91
  4. Step 4: Simplify right side
    14,054.05x = 98,977,857.87
  5. Step 5: Solve for x
    x = 98,977,857.87/14,054.05
  6. Step 6: Final answer
    x = 7,042.66

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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.