Home / 14,291.18-19,722.10-8,003.54

Finding the Fourth Proportional to 14,291.18, 19,722.10 and 8,003.54

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Solution

The fourth proportional to 14,291.18, 19,722.10 and 8,003.54 is: 11,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291.18 : 19,722.10 = 8,003.54 : x
  2. Step 2: Convert to fraction form
    14,291.18/19,722.10 = 8,003.54/x
  3. Step 3: Cross multiply
    14,291.18x = 19,722.10 × 8,003.54
  4. Step 4: Simplify right side
    14,291.18x = 157,846,616.23
  5. Step 5: Solve for x
    x = 157,846,616.23/14,291.18
  6. Step 6: Final answer
    x = 11,045.04

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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.