Home / 37,957.56-52,381.44-21,190.56

Finding the Fourth Proportional to 37,957.56, 52,381.44 and 21,190.56

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Solution

The fourth proportional to 37,957.56, 52,381.44 and 21,190.56 is: 29,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,957.56 : 52,381.44 = 21,190.56 : x
  2. Step 2: Convert to fraction form
    37,957.56/52,381.44 = 21,190.56/x
  3. Step 3: Cross multiply
    37,957.56x = 52,381.44 × 21,190.56
  4. Step 4: Simplify right side
    37,957.56x = 1,109,992,047.21
  5. Step 5: Solve for x
    x = 1,109,992,047.21/37,957.56
  6. Step 6: Final answer
    x = 29,242.98

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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.