Home / 37,845.48-52,238.08-21,937.08

Finding the Fourth Proportional to 37,845.48, 52,238.08 and 21,937.08

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Solution

The fourth proportional to 37,845.48, 52,238.08 and 21,937.08 is: 30,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,845.48 : 52,238.08 = 21,937.08 : x
  2. Step 2: Convert to fraction form
    37,845.48/52,238.08 = 21,937.08/x
  3. Step 3: Cross multiply
    37,845.48x = 52,238.08 × 21,937.08
  4. Step 4: Simplify right side
    37,845.48x = 1,145,950,940.01
  5. Step 5: Solve for x
    x = 1,145,950,940.01/37,845.48
  6. Step 6: Final answer
    x = 30,279.73

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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.