Home / 36,638.08-50,560.32-19,871.04

Finding the Fourth Proportional to 36,638.08, 50,560.32 and 19,871.04

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Solution

The fourth proportional to 36,638.08, 50,560.32 and 19,871.04 is: 27,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.08 : 50,560.32 = 19,871.04 : x
  2. Step 2: Convert to fraction form
    36,638.08/50,560.32 = 19,871.04/x
  3. Step 3: Cross multiply
    36,638.08x = 50,560.32 × 19,871.04
  4. Step 4: Simplify right side
    36,638.08x = 1,004,686,141.13
  5. Step 5: Solve for x
    x = 1,004,686,141.13/36,638.08
  6. Step 6: Final answer
    x = 27,421.91

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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.