Home / 37,289.07-51,457.39-21,362.44

Finding the Fourth Proportional to 37,289.07, 51,457.39 and 21,362.44

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Solution

The fourth proportional to 37,289.07, 51,457.39 and 21,362.44 is: 29,479.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,289.07 : 51,457.39 = 21,362.44 : x
  2. Step 2: Convert to fraction form
    37,289.07/51,457.39 = 21,362.44/x
  3. Step 3: Cross multiply
    37,289.07x = 51,457.39 × 21,362.44
  4. Step 4: Simplify right side
    37,289.07x = 1,099,255,406.43
  5. Step 5: Solve for x
    x = 1,099,255,406.43/37,289.07
  6. Step 6: Final answer
    x = 29,479.29

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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.