Home / 14,269.13-19,690.76-7,896.07

Finding the Fourth Proportional to 14,269.13, 19,690.76 and 7,896.07

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Solution

The fourth proportional to 14,269.13, 19,690.76 and 7,896.07 is: 10,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.13 : 19,690.76 = 7,896.07 : x
  2. Step 2: Convert to fraction form
    14,269.13/19,690.76 = 7,896.07/x
  3. Step 3: Cross multiply
    14,269.13x = 19,690.76 × 7,896.07
  4. Step 4: Simplify right side
    14,269.13x = 155,479,619.31
  5. Step 5: Solve for x
    x = 155,479,619.31/14,269.13
  6. Step 6: Final answer
    x = 10,896.23

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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.