Home / 37,284.76-51,453.06-20,289.00

Finding the Fourth Proportional to 37,284.76, 51,453.06 and 20,289.00

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Solution

The fourth proportional to 37,284.76, 51,453.06 and 20,289.00 is: 27,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,284.76 : 51,453.06 = 20,289.00 : x
  2. Step 2: Convert to fraction form
    37,284.76/51,453.06 = 20,289.00/x
  3. Step 3: Cross multiply
    37,284.76x = 51,453.06 × 20,289.00
  4. Step 4: Simplify right side
    37,284.76x = 1,043,930,877.07
  5. Step 5: Solve for x
    x = 1,043,930,877.07/37,284.76
  6. Step 6: Final answer
    x = 27,998.87

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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.