Home / 36,997.12-51,043.56-21,070.30

Finding the Fourth Proportional to 36,997.12, 51,043.56 and 21,070.30

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Solution

The fourth proportional to 36,997.12, 51,043.56 and 21,070.30 is: 29,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,997.12 : 51,043.56 = 21,070.30 : x
  2. Step 2: Convert to fraction form
    36,997.12/51,043.56 = 21,070.30/x
  3. Step 3: Cross multiply
    36,997.12x = 51,043.56 × 21,070.30
  4. Step 4: Simplify right side
    36,997.12x = 1,075,503,122.27
  5. Step 5: Solve for x
    x = 1,075,503,122.27/36,997.12
  6. Step 6: Final answer
    x = 29,069.91

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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.