Home / 37,220.68-55,836.48-10,921.96

Finding the Fourth Proportional to 37,220.68, 55,836.48 and 10,921.96

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Solution

The fourth proportional to 37,220.68, 55,836.48 and 10,921.96 is: 16,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.68 : 55,836.48 = 10,921.96 : x
  2. Step 2: Convert to fraction form
    37,220.68/55,836.48 = 10,921.96/x
  3. Step 3: Cross multiply
    37,220.68x = 55,836.48 × 10,921.96
  4. Step 4: Simplify right side
    37,220.68x = 609,843,801.10
  5. Step 5: Solve for x
    x = 609,843,801.10/37,220.68
  6. Step 6: Final answer
    x = 16,384.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.