Home / 36,965.16-51,021.08-21,059.05

Finding the Fourth Proportional to 36,965.16, 51,021.08 and 21,059.05

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Solution

The fourth proportional to 36,965.16, 51,021.08 and 21,059.05 is: 29,066.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,965.16 : 51,021.08 = 21,059.05 : x
  2. Step 2: Convert to fraction form
    36,965.16/51,021.08 = 21,059.05/x
  3. Step 3: Cross multiply
    36,965.16x = 51,021.08 × 21,059.05
  4. Step 4: Simplify right side
    36,965.16x = 1,074,455,474.77
  5. Step 5: Solve for x
    x = 1,074,455,474.77/36,965.16
  6. Step 6: Final answer
    x = 29,066.71

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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.