Home / 14,242.14-19,651.16-8,270.73

Finding the Fourth Proportional to 14,242.14, 19,651.16 and 8,270.73

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Solution

The fourth proportional to 14,242.14, 19,651.16 and 8,270.73 is: 11,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.14 : 19,651.16 = 8,270.73 : x
  2. Step 2: Convert to fraction form
    14,242.14/19,651.16 = 8,270.73/x
  3. Step 3: Cross multiply
    14,242.14x = 19,651.16 × 8,270.73
  4. Step 4: Simplify right side
    14,242.14x = 162,529,397.19
  5. Step 5: Solve for x
    x = 162,529,397.19/14,242.14
  6. Step 6: Final answer
    x = 11,411.87

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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.