Home / 14,614.26-20,167.57-11,430.81

Finding the Fourth Proportional to 14,614.26, 20,167.57 and 11,430.81

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Solution

The fourth proportional to 14,614.26, 20,167.57 and 11,430.81 is: 15,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614.26 : 20,167.57 = 11,430.81 : x
  2. Step 2: Convert to fraction form
    14,614.26/20,167.57 = 11,430.81/x
  3. Step 3: Cross multiply
    14,614.26x = 20,167.57 × 11,430.81
  4. Step 4: Simplify right side
    14,614.26x = 230,531,660.83
  5. Step 5: Solve for x
    x = 230,531,660.83/14,614.26
  6. Step 6: Final answer
    x = 15,774.43

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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.