Home / 14,224.20-19,633.55-8,258.55

Finding the Fourth Proportional to 14,224.20, 19,633.55 and 8,258.55

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Solution

The fourth proportional to 14,224.20, 19,633.55 and 8,258.55 is: 11,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.20 : 19,633.55 = 8,258.55 : x
  2. Step 2: Convert to fraction form
    14,224.20/19,633.55 = 8,258.55/x
  3. Step 3: Cross multiply
    14,224.20x = 19,633.55 × 8,258.55
  4. Step 4: Simplify right side
    14,224.20x = 162,144,654.35
  5. Step 5: Solve for x
    x = 162,144,654.35/14,224.20
  6. Step 6: Final answer
    x = 11,399.21

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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.