Home / 14,261.88-21,398.30-5,939.67

Finding the Fourth Proportional to 14,261.88, 21,398.30 and 5,939.67

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Solution

The fourth proportional to 14,261.88, 21,398.30 and 5,939.67 is: 8,911.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.88 : 21,398.30 = 5,939.67 : x
  2. Step 2: Convert to fraction form
    14,261.88/21,398.30 = 5,939.67/x
  3. Step 3: Cross multiply
    14,261.88x = 21,398.30 × 5,939.67
  4. Step 4: Simplify right side
    14,261.88x = 127,098,840.56
  5. Step 5: Solve for x
    x = 127,098,840.56/14,261.88
  6. Step 6: Final answer
    x = 8,911.79

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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.