Home / 36,479.96-50,341.67-20,564.42

Finding the Fourth Proportional to 36,479.96, 50,341.67 and 20,564.42

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Solution

The fourth proportional to 36,479.96, 50,341.67 and 20,564.42 is: 28,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.96 : 50,341.67 = 20,564.42 : x
  2. Step 2: Convert to fraction form
    36,479.96/50,341.67 = 20,564.42/x
  3. Step 3: Cross multiply
    36,479.96x = 50,341.67 × 20,564.42
  4. Step 4: Simplify right side
    36,479.96x = 1,035,247,422.65
  5. Step 5: Solve for x
    x = 1,035,247,422.65/36,479.96
  6. Step 6: Final answer
    x = 28,378.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.