Home / 36,539.46-54,783.72-19,907.28

Finding the Fourth Proportional to 36,539.46, 54,783.72 and 19,907.28

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Solution

The fourth proportional to 36,539.46, 54,783.72 and 19,907.28 is: 29,847.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.46 : 54,783.72 = 19,907.28 : x
  2. Step 2: Convert to fraction form
    36,539.46/54,783.72 = 19,907.28/x
  3. Step 3: Cross multiply
    36,539.46x = 54,783.72 × 19,907.28
  4. Step 4: Simplify right side
    36,539.46x = 1,090,594,853.48
  5. Step 5: Solve for x
    x = 1,090,594,853.48/36,539.46
  6. Step 6: Final answer
    x = 29,847.04

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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.