Home / 19,543.14-29,245.50-12,151.08

Finding the Fourth Proportional to 19,543.14, 29,245.50 and 12,151.08

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Solution

The fourth proportional to 19,543.14, 29,245.50 and 12,151.08 is: 18,183.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.14 : 29,245.50 = 12,151.08 : x
  2. Step 2: Convert to fraction form
    19,543.14/29,245.50 = 12,151.08/x
  3. Step 3: Cross multiply
    19,543.14x = 29,245.50 × 12,151.08
  4. Step 4: Simplify right side
    19,543.14x = 355,364,410.14
  5. Step 5: Solve for x
    x = 355,364,410.14/19,543.14
  6. Step 6: Final answer
    x = 18,183.59

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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.