Home / 14,410.79-19,886.97-8,037.80

Finding the Fourth Proportional to 14,410.79, 19,886.97 and 8,037.80

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Solution

The fourth proportional to 14,410.79, 19,886.97 and 8,037.80 is: 11,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.79 : 19,886.97 = 8,037.80 : x
  2. Step 2: Convert to fraction form
    14,410.79/19,886.97 = 8,037.80/x
  3. Step 3: Cross multiply
    14,410.79x = 19,886.97 × 8,037.80
  4. Step 4: Simplify right side
    14,410.79x = 159,847,447.54
  5. Step 5: Solve for x
    x = 159,847,447.54/14,410.79
  6. Step 6: Final answer
    x = 11,092.21

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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.