Home / 19,527.44-29,292.53-7,840.67

Finding the Fourth Proportional to 19,527.44, 29,292.53 and 7,840.67

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Solution

The fourth proportional to 19,527.44, 29,292.53 and 7,840.67 is: 11,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.44 : 29,292.53 = 7,840.67 : x
  2. Step 2: Convert to fraction form
    19,527.44/29,292.53 = 7,840.67/x
  3. Step 3: Cross multiply
    19,527.44x = 29,292.53 × 7,840.67
  4. Step 4: Simplify right side
    19,527.44x = 229,672,934.33
  5. Step 5: Solve for x
    x = 229,672,934.33/19,527.44
  6. Step 6: Final answer
    x = 11,761.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.