Home / 37,869.50-52,260.99-21,103.58

Finding the Fourth Proportional to 37,869.50, 52,260.99 and 21,103.58

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Solution

The fourth proportional to 37,869.50, 52,260.99 and 21,103.58 is: 29,123.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,869.50 : 52,260.99 = 21,103.58 : x
  2. Step 2: Convert to fraction form
    37,869.50/52,260.99 = 21,103.58/x
  3. Step 3: Cross multiply
    37,869.50x = 52,260.99 × 21,103.58
  4. Step 4: Simplify right side
    37,869.50x = 1,102,893,983.34
  5. Step 5: Solve for x
    x = 1,102,893,983.34/37,869.50
  6. Step 6: Final answer
    x = 29,123.54

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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.