Home / 38,430.26-57,651.34-16,243.72

Finding the Fourth Proportional to 38,430.26, 57,651.34 and 16,243.72

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Solution

The fourth proportional to 38,430.26, 57,651.34 and 16,243.72 is: 24,368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,430.26 : 57,651.34 = 16,243.72 : x
  2. Step 2: Convert to fraction form
    38,430.26/57,651.34 = 16,243.72/x
  3. Step 3: Cross multiply
    38,430.26x = 57,651.34 × 16,243.72
  4. Step 4: Simplify right side
    38,430.26x = 936,472,224.58
  5. Step 5: Solve for x
    x = 936,472,224.58/38,430.26
  6. Step 6: Final answer
    x = 24,368.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.