Home / 37,623.10-51,916.62-21,490.34

Finding the Fourth Proportional to 37,623.10, 51,916.62 and 21,490.34

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Solution

The fourth proportional to 37,623.10, 51,916.62 and 21,490.34 is: 29,654.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,623.10 : 51,916.62 = 21,490.34 : x
  2. Step 2: Convert to fraction form
    37,623.10/51,916.62 = 21,490.34/x
  3. Step 3: Cross multiply
    37,623.10x = 51,916.62 × 21,490.34
  4. Step 4: Simplify right side
    37,623.10x = 1,115,705,815.45
  5. Step 5: Solve for x
    x = 1,115,705,815.45/37,623.10
  6. Step 6: Final answer
    x = 29,654.81

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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.