Home / 37,842.36-52,222.47-21,936.05

Finding the Fourth Proportional to 37,842.36, 52,222.47 and 21,936.05

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Solution

The fourth proportional to 37,842.36, 52,222.47 and 21,936.05 is: 30,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,842.36 : 52,222.47 = 21,936.05 : x
  2. Step 2: Convert to fraction form
    37,842.36/52,222.47 = 21,936.05/x
  3. Step 3: Cross multiply
    37,842.36x = 52,222.47 × 21,936.05
  4. Step 4: Simplify right side
    37,842.36x = 1,145,554,451.93
  5. Step 5: Solve for x
    x = 1,145,554,451.93/37,842.36
  6. Step 6: Final answer
    x = 30,271.75

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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.