Home / 14,422.29-19,902.12-8,048.54

Finding the Fourth Proportional to 14,422.29, 19,902.12 and 8,048.54

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Solution

The fourth proportional to 14,422.29, 19,902.12 and 8,048.54 is: 11,106.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.29 : 19,902.12 = 8,048.54 : x
  2. Step 2: Convert to fraction form
    14,422.29/19,902.12 = 8,048.54/x
  3. Step 3: Cross multiply
    14,422.29x = 19,902.12 × 8,048.54
  4. Step 4: Simplify right side
    14,422.29x = 160,182,879.21
  5. Step 5: Solve for x
    x = 160,182,879.21/14,422.29
  6. Step 6: Final answer
    x = 11,106.62

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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.