Home / 14,111.92-21,167.70-4,754

Finding the Fourth Proportional to 14,111.92, 21,167.70 and 4,754

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Solution

The fourth proportional to 14,111.92, 21,167.70 and 4,754 is: 7,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.92 : 21,167.70 = 4,754 : x
  2. Step 2: Convert to fraction form
    14,111.92/21,167.70 = 4,754/x
  3. Step 3: Cross multiply
    14,111.92x = 21,167.70 × 4,754
  4. Step 4: Simplify right side
    14,111.92x = 100,631,245.80
  5. Step 5: Solve for x
    x = 100,631,245.80/14,111.92
  6. Step 6: Final answer
    x = 7,130.94

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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.