Home / 14,169.20-19,551.43-8,502.74

Finding the Fourth Proportional to 14,169.20, 19,551.43 and 8,502.74

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Solution

The fourth proportional to 14,169.20, 19,551.43 and 8,502.74 is: 11,732.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.20 : 19,551.43 = 8,502.74 : x
  2. Step 2: Convert to fraction form
    14,169.20/19,551.43 = 8,502.74/x
  3. Step 3: Cross multiply
    14,169.20x = 19,551.43 × 8,502.74
  4. Step 4: Simplify right side
    14,169.20x = 166,240,664.28
  5. Step 5: Solve for x
    x = 166,240,664.28/14,169.20
  6. Step 6: Final answer
    x = 11,732.54

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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.