Home / 38,300.76-57,450.71-14,943.60

Finding the Fourth Proportional to 38,300.76, 57,450.71 and 14,943.60

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Solution

The fourth proportional to 38,300.76, 57,450.71 and 14,943.60 is: 22,415.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,300.76 : 57,450.71 = 14,943.60 : x
  2. Step 2: Convert to fraction form
    38,300.76/57,450.71 = 14,943.60/x
  3. Step 3: Cross multiply
    38,300.76x = 57,450.71 × 14,943.60
  4. Step 4: Simplify right side
    38,300.76x = 858,520,429.96
  5. Step 5: Solve for x
    x = 858,520,429.96/38,300.76
  6. Step 6: Final answer
    x = 22,415.23

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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.