Home / 14,237.24-21,351.29-6,739.79

Finding the Fourth Proportional to 14,237.24, 21,351.29 and 6,739.79

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Solution

The fourth proportional to 14,237.24, 21,351.29 and 6,739.79 is: 10,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.24 : 21,351.29 = 6,739.79 : x
  2. Step 2: Convert to fraction form
    14,237.24/21,351.29 = 6,739.79/x
  3. Step 3: Cross multiply
    14,237.24x = 21,351.29 × 6,739.79
  4. Step 4: Simplify right side
    14,237.24x = 143,903,070.37
  5. Step 5: Solve for x
    x = 143,903,070.37/14,237.24
  6. Step 6: Final answer
    x = 10,107.52

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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.