Home / 36,140.00-49,871.84-20,006.28

Finding the Fourth Proportional to 36,140.00, 49,871.84 and 20,006.28

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Solution

The fourth proportional to 36,140.00, 49,871.84 and 20,006.28 is: 27,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,140.00 : 49,871.84 = 20,006.28 : x
  2. Step 2: Convert to fraction form
    36,140.00/49,871.84 = 20,006.28/x
  3. Step 3: Cross multiply
    36,140.00x = 49,871.84 × 20,006.28
  4. Step 4: Simplify right side
    36,140.00x = 997,749,895.12
  5. Step 5: Solve for x
    x = 997,749,895.12/36,140.00
  6. Step 6: Final answer
    x = 27,607.91

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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.