Home / 36,509.36-50,378.64-20,592.86

Finding the Fourth Proportional to 36,509.36, 50,378.64 and 20,592.86

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Solution

The fourth proportional to 36,509.36, 50,378.64 and 20,592.86 is: 28,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,509.36 : 50,378.64 = 20,592.86 : x
  2. Step 2: Convert to fraction form
    36,509.36/50,378.64 = 20,592.86/x
  3. Step 3: Cross multiply
    36,509.36x = 50,378.64 × 20,592.86
  4. Step 4: Simplify right side
    36,509.36x = 1,037,440,280.51
  5. Step 5: Solve for x
    x = 1,037,440,280.51/36,509.36
  6. Step 6: Final answer
    x = 28,415.73

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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.