Home / 37,579.24-51,859-21,663.36

Finding the Fourth Proportional to 37,579.24, 51,859 and 21,663.36

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Solution

The fourth proportional to 37,579.24, 51,859 and 21,663.36 is: 29,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,579.24 : 51,859 = 21,663.36 : x
  2. Step 2: Convert to fraction form
    37,579.24/51,859 = 21,663.36/x
  3. Step 3: Cross multiply
    37,579.24x = 51,859 × 21,663.36
  4. Step 4: Simplify right side
    37,579.24x = 1,123,440,186.24
  5. Step 5: Solve for x
    x = 1,123,440,186.24/37,579.24
  6. Step 6: Final answer
    x = 29,895.23

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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.