Home / 39,583.32-54,622.86-21,674.94

Finding the Fourth Proportional to 39,583.32, 54,622.86 and 21,674.94

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Solution

The fourth proportional to 39,583.32, 54,622.86 and 21,674.94 is: 29,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,583.32 : 54,622.86 = 21,674.94 : x
  2. Step 2: Convert to fraction form
    39,583.32/54,622.86 = 21,674.94/x
  3. Step 3: Cross multiply
    39,583.32x = 54,622.86 × 21,674.94
  4. Step 4: Simplify right side
    39,583.32x = 1,183,947,213.13
  5. Step 5: Solve for x
    x = 1,183,947,213.13/39,583.32
  6. Step 6: Final answer
    x = 29,910.26

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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.