Home / 36,018.96-53,926.74-19,113.72

Finding the Fourth Proportional to 36,018.96, 53,926.74 and 19,113.72

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Solution

The fourth proportional to 36,018.96, 53,926.74 and 19,113.72 is: 28,616.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018.96 : 53,926.74 = 19,113.72 : x
  2. Step 2: Convert to fraction form
    36,018.96/53,926.74 = 19,113.72/x
  3. Step 3: Cross multiply
    36,018.96x = 53,926.74 × 19,113.72
  4. Step 4: Simplify right side
    36,018.96x = 1,030,740,608.87
  5. Step 5: Solve for x
    x = 1,030,740,608.87/36,018.96
  6. Step 6: Final answer
    x = 28,616.61

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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.