Home / 13,966.24-19,269.76-8,299.48

Finding the Fourth Proportional to 13,966.24, 19,269.76 and 8,299.48

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Solution

The fourth proportional to 13,966.24, 19,269.76 and 8,299.48 is: 11,451.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.24 : 19,269.76 = 8,299.48 : x
  2. Step 2: Convert to fraction form
    13,966.24/19,269.76 = 8,299.48/x
  3. Step 3: Cross multiply
    13,966.24x = 19,269.76 × 8,299.48
  4. Step 4: Simplify right side
    13,966.24x = 159,928,987.72
  5. Step 5: Solve for x
    x = 159,928,987.72/13,966.24
  6. Step 6: Final answer
    x = 11,451.11

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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.