Home / 14,291.36-19,722.09-8,003.73

Finding the Fourth Proportional to 14,291.36, 19,722.09 and 8,003.73

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Solution

The fourth proportional to 14,291.36, 19,722.09 and 8,003.73 is: 11,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291.36 : 19,722.09 = 8,003.73 : x
  2. Step 2: Convert to fraction form
    14,291.36/19,722.09 = 8,003.73/x
  3. Step 3: Cross multiply
    14,291.36x = 19,722.09 × 8,003.73
  4. Step 4: Simplify right side
    14,291.36x = 157,850,283.40
  5. Step 5: Solve for x
    x = 157,850,283.40/14,291.36
  6. Step 6: Final answer
    x = 11,045.16

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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.