Home / 36,285.72-50,073.84-20,370.48

Finding the Fourth Proportional to 36,285.72, 50,073.84 and 20,370.48

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Solution

The fourth proportional to 36,285.72, 50,073.84 and 20,370.48 is: 28,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,285.72 : 50,073.84 = 20,370.48 : x
  2. Step 2: Convert to fraction form
    36,285.72/50,073.84 = 20,370.48/x
  3. Step 3: Cross multiply
    36,285.72x = 50,073.84 × 20,370.48
  4. Step 4: Simplify right side
    36,285.72x = 1,020,028,156.24
  5. Step 5: Solve for x
    x = 1,020,028,156.24/36,285.72
  6. Step 6: Final answer
    x = 28,111.01

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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.