Home / 37,285.68-51,452.67-20,289.99

Finding the Fourth Proportional to 37,285.68, 51,452.67 and 20,289.99

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Solution

The fourth proportional to 37,285.68, 51,452.67 and 20,289.99 is: 27,999.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,285.68 : 51,452.67 = 20,289.99 : x
  2. Step 2: Convert to fraction form
    37,285.68/51,452.67 = 20,289.99/x
  3. Step 3: Cross multiply
    37,285.68x = 51,452.67 × 20,289.99
  4. Step 4: Simplify right side
    37,285.68x = 1,043,974,159.77
  5. Step 5: Solve for x
    x = 1,043,974,159.77/37,285.68
  6. Step 6: Final answer
    x = 27,999.33

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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.