Home / 14,237.12-21,360.24-6,842.12

Finding the Fourth Proportional to 14,237.12, 21,360.24 and 6,842.12

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Solution

The fourth proportional to 14,237.12, 21,360.24 and 6,842.12 is: 10,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.12 : 21,360.24 = 6,842.12 : x
  2. Step 2: Convert to fraction form
    14,237.12/21,360.24 = 6,842.12/x
  3. Step 3: Cross multiply
    14,237.12x = 21,360.24 × 6,842.12
  4. Step 4: Simplify right side
    14,237.12x = 146,149,218.51
  5. Step 5: Solve for x
    x = 146,149,218.51/14,237.12
  6. Step 6: Final answer
    x = 10,265.37

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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.