Home / 14,416.72-19,894.64-8,043.48

Finding the Fourth Proportional to 14,416.72, 19,894.64 and 8,043.48

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Solution

The fourth proportional to 14,416.72, 19,894.64 and 8,043.48 is: 11,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,416.72 : 19,894.64 = 8,043.48 : x
  2. Step 2: Convert to fraction form
    14,416.72/19,894.64 = 8,043.48/x
  3. Step 3: Cross multiply
    14,416.72x = 19,894.64 × 8,043.48
  4. Step 4: Simplify right side
    14,416.72x = 160,022,138.95
  5. Step 5: Solve for x
    x = 160,022,138.95/14,416.72
  6. Step 6: Final answer
    x = 11,099.76

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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.