Home / 37,149.52-51,268.80-21,238.96

Finding the Fourth Proportional to 37,149.52, 51,268.80 and 21,238.96

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Solution

The fourth proportional to 37,149.52, 51,268.80 and 21,238.96 is: 29,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,149.52 : 51,268.80 = 21,238.96 : x
  2. Step 2: Convert to fraction form
    37,149.52/51,268.80 = 21,238.96/x
  3. Step 3: Cross multiply
    37,149.52x = 51,268.80 × 21,238.96
  4. Step 4: Simplify right side
    37,149.52x = 1,088,895,992.45
  5. Step 5: Solve for x
    x = 1,088,895,992.45/37,149.52
  6. Step 6: Final answer
    x = 29,311.17

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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.