Home / 14,269.24-19,691.94-7,896.16

Finding the Fourth Proportional to 14,269.24, 19,691.94 and 7,896.16

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Solution

The fourth proportional to 14,269.24, 19,691.94 and 7,896.16 is: 10,896.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.24 : 19,691.94 = 7,896.16 : x
  2. Step 2: Convert to fraction form
    14,269.24/19,691.94 = 7,896.16/x
  3. Step 3: Cross multiply
    14,269.24x = 19,691.94 × 7,896.16
  4. Step 4: Simplify right side
    14,269.24x = 155,490,708.95
  5. Step 5: Solve for x
    x = 155,490,708.95/14,269.24
  6. Step 6: Final answer
    x = 10,896.92

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1.5x scale

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.