Home / 14,103.10-19,464.02-8,134.78

Finding the Fourth Proportional to 14,103.10, 19,464.02 and 8,134.78

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Solution

The fourth proportional to 14,103.10, 19,464.02 and 8,134.78 is: 11,227.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.10 : 19,464.02 = 8,134.78 : x
  2. Step 2: Convert to fraction form
    14,103.10/19,464.02 = 8,134.78/x
  3. Step 3: Cross multiply
    14,103.10x = 19,464.02 × 8,134.78
  4. Step 4: Simplify right side
    14,103.10x = 158,335,520.62
  5. Step 5: Solve for x
    x = 158,335,520.62/14,103.10
  6. Step 6: Final answer
    x = 11,227.00

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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.