Home / 38,063.64-57,012.09-19,311.46

Finding the Fourth Proportional to 38,063.64, 57,012.09 and 19,311.46

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Solution

The fourth proportional to 38,063.64, 57,012.09 and 19,311.46 is: 28,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,063.64 : 57,012.09 = 19,311.46 : x
  2. Step 2: Convert to fraction form
    38,063.64/57,012.09 = 19,311.46/x
  3. Step 3: Cross multiply
    38,063.64x = 57,012.09 × 19,311.46
  4. Step 4: Simplify right side
    38,063.64x = 1,100,986,695.55
  5. Step 5: Solve for x
    x = 1,100,986,695.55/38,063.64
  6. Step 6: Final answer
    x = 28,924.90

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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.