Home / 14,027.72-19,383.91-13,344.35

Finding the Fourth Proportional to 14,027.72, 19,383.91 and 13,344.35

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Solution

The fourth proportional to 14,027.72, 19,383.91 and 13,344.35 is: 18,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.72 : 19,383.91 = 13,344.35 : x
  2. Step 2: Convert to fraction form
    14,027.72/19,383.91 = 13,344.35/x
  3. Step 3: Cross multiply
    14,027.72x = 19,383.91 × 13,344.35
  4. Step 4: Simplify right side
    14,027.72x = 258,665,549.13
  5. Step 5: Solve for x
    x = 258,665,549.13/14,027.72
  6. Step 6: Final answer
    x = 18,439.61

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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.