Home / 36,971.99-51,021.35-21,057.92

Finding the Fourth Proportional to 36,971.99, 51,021.35 and 21,057.92

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Solution

The fourth proportional to 36,971.99, 51,021.35 and 21,057.92 is: 29,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.99 : 51,021.35 = 21,057.92 : x
  2. Step 2: Convert to fraction form
    36,971.99/51,021.35 = 21,057.92/x
  3. Step 3: Cross multiply
    36,971.99x = 51,021.35 × 21,057.92
  4. Step 4: Simplify right side
    36,971.99x = 1,074,403,146.20
  5. Step 5: Solve for x
    x = 1,074,403,146.20/36,971.99
  6. Step 6: Final answer
    x = 29,059.93

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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.