Home / 37,266.54-51,426.78-20,499.54

Finding the Fourth Proportional to 37,266.54, 51,426.78 and 20,499.54

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Solution

The fourth proportional to 37,266.54, 51,426.78 and 20,499.54 is: 28,288.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,266.54 : 51,426.78 = 20,499.54 : x
  2. Step 2: Convert to fraction form
    37,266.54/51,426.78 = 20,499.54/x
  3. Step 3: Cross multiply
    37,266.54x = 51,426.78 × 20,499.54
  4. Step 4: Simplify right side
    37,266.54x = 1,054,225,333.68
  5. Step 5: Solve for x
    x = 1,054,225,333.68/37,266.54
  6. Step 6: Final answer
    x = 28,288.79

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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.