Home / 14,091.07-21,139.03-4,731.99

Finding the Fourth Proportional to 14,091.07, 21,139.03 and 4,731.99

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Solution

The fourth proportional to 14,091.07, 21,139.03 and 4,731.99 is: 7,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.07 : 21,139.03 = 4,731.99 : x
  2. Step 2: Convert to fraction form
    14,091.07/21,139.03 = 4,731.99/x
  3. Step 3: Cross multiply
    14,091.07x = 21,139.03 × 4,731.99
  4. Step 4: Simplify right side
    14,091.07x = 100,029,605.21
  5. Step 5: Solve for x
    x = 100,029,605.21/14,091.07
  6. Step 6: Final answer
    x = 7,098.80

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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.