Home / 36,910.94-50,931.99-20,992.32

Finding the Fourth Proportional to 36,910.94, 50,931.99 and 20,992.32

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Solution

The fourth proportional to 36,910.94, 50,931.99 and 20,992.32 is: 28,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.94 : 50,931.99 = 20,992.32 : x
  2. Step 2: Convert to fraction form
    36,910.94/50,931.99 = 20,992.32/x
  3. Step 3: Cross multiply
    36,910.94x = 50,931.99 × 20,992.32
  4. Step 4: Simplify right side
    36,910.94x = 1,069,180,632.32
  5. Step 5: Solve for x
    x = 1,069,180,632.32/36,910.94
  6. Step 6: Final answer
    x = 28,966.50

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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.