Home / 37,040.91-51,114.50-20,270.67

Finding the Fourth Proportional to 37,040.91, 51,114.50 and 20,270.67

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Solution

The fourth proportional to 37,040.91, 51,114.50 and 20,270.67 is: 27,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.91 : 51,114.50 = 20,270.67 : x
  2. Step 2: Convert to fraction form
    37,040.91/51,114.50 = 20,270.67/x
  3. Step 3: Cross multiply
    37,040.91x = 51,114.50 × 20,270.67
  4. Step 4: Simplify right side
    37,040.91x = 1,036,125,060.36
  5. Step 5: Solve for x
    x = 1,036,125,060.36/37,040.91
  6. Step 6: Final answer
    x = 27,972.45

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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.