Home / 37,447.11-51,676.58-21,531.62

Finding the Fourth Proportional to 37,447.11, 51,676.58 and 21,531.62

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Solution

The fourth proportional to 37,447.11, 51,676.58 and 21,531.62 is: 29,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447.11 : 51,676.58 = 21,531.62 : x
  2. Step 2: Convert to fraction form
    37,447.11/51,676.58 = 21,531.62/x
  3. Step 3: Cross multiply
    37,447.11x = 51,676.58 × 21,531.62
  4. Step 4: Simplify right side
    37,447.11x = 1,112,680,666.48
  5. Step 5: Solve for x
    x = 1,112,680,666.48/37,447.11
  6. Step 6: Final answer
    x = 29,713.39

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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.