Home / 13,896.27-19,176.86-7,522.92

Finding the Fourth Proportional to 13,896.27, 19,176.86 and 7,522.92

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Solution

The fourth proportional to 13,896.27, 19,176.86 and 7,522.92 is: 10,381.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.27 : 19,176.86 = 7,522.92 : x
  2. Step 2: Convert to fraction form
    13,896.27/19,176.86 = 7,522.92/x
  3. Step 3: Cross multiply
    13,896.27x = 19,176.86 × 7,522.92
  4. Step 4: Simplify right side
    13,896.27x = 144,265,959.98
  5. Step 5: Solve for x
    x = 144,265,959.98/13,896.27
  6. Step 6: Final answer
    x = 10,381.63

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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.