Home / 38,450.19-57,681.44-14,756.78

Finding the Fourth Proportional to 38,450.19, 57,681.44 and 14,756.78

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Solution

The fourth proportional to 38,450.19, 57,681.44 and 14,756.78 is: 22,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,450.19 : 57,681.44 = 14,756.78 : x
  2. Step 2: Convert to fraction form
    38,450.19/57,681.44 = 14,756.78/x
  3. Step 3: Cross multiply
    38,450.19x = 57,681.44 × 14,756.78
  4. Step 4: Simplify right side
    38,450.19x = 851,192,487.42
  5. Step 5: Solve for x
    x = 851,192,487.42/38,450.19
  6. Step 6: Final answer
    x = 22,137.53

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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.