Home / 14,401.39-19,873.85-8,027.90

Finding the Fourth Proportional to 14,401.39, 19,873.85 and 8,027.90

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Solution

The fourth proportional to 14,401.39, 19,873.85 and 8,027.90 is: 11,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,401.39 : 19,873.85 = 8,027.90 : x
  2. Step 2: Convert to fraction form
    14,401.39/19,873.85 = 8,027.90/x
  3. Step 3: Cross multiply
    14,401.39x = 19,873.85 × 8,027.90
  4. Step 4: Simplify right side
    14,401.39x = 159,545,350.17
  5. Step 5: Solve for x
    x = 159,545,350.17/14,401.39
  6. Step 6: Final answer
    x = 11,078.47

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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.