Home / 18,814.23-25,963.67-10,430.73

Finding the Fourth Proportional to 18,814.23, 25,963.67 and 10,430.73

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Solution

The fourth proportional to 18,814.23, 25,963.67 and 10,430.73 is: 14,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814.23 : 25,963.67 = 10,430.73 : x
  2. Step 2: Convert to fraction form
    18,814.23/25,963.67 = 10,430.73/x
  3. Step 3: Cross multiply
    18,814.23x = 25,963.67 × 10,430.73
  4. Step 4: Simplify right side
    18,814.23x = 270,820,057.66
  5. Step 5: Solve for x
    x = 270,820,057.66/18,814.23
  6. Step 6: Final answer
    x = 14,394.43

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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.