Home / 37,809.74-52,174.53-21,676.87

Finding the Fourth Proportional to 37,809.74, 52,174.53 and 21,676.87

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Solution

The fourth proportional to 37,809.74, 52,174.53 and 21,676.87 is: 29,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,809.74 : 52,174.53 = 21,676.87 : x
  2. Step 2: Convert to fraction form
    37,809.74/52,174.53 = 21,676.87/x
  3. Step 3: Cross multiply
    37,809.74x = 52,174.53 × 21,676.87
  4. Step 4: Simplify right side
    37,809.74x = 1,130,980,275.86
  5. Step 5: Solve for x
    x = 1,130,980,275.86/37,809.74
  6. Step 6: Final answer
    x = 29,912.41

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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.