Home / 19,708.24-29,589.70-12,341.68

Finding the Fourth Proportional to 19,708.24, 29,589.70 and 12,341.68

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Solution

The fourth proportional to 19,708.24, 29,589.70 and 12,341.68 is: 18,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.24 : 29,589.70 = 12,341.68 : x
  2. Step 2: Convert to fraction form
    19,708.24/29,589.70 = 12,341.68/x
  3. Step 3: Cross multiply
    19,708.24x = 29,589.70 × 12,341.68
  4. Step 4: Simplify right side
    19,708.24x = 365,186,608.70
  5. Step 5: Solve for x
    x = 365,186,608.70/19,708.24
  6. Step 6: Final answer
    x = 18,529.64

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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.