Home / 36,485.33-50,349.09-20,569.79

Finding the Fourth Proportional to 36,485.33, 50,349.09 and 20,569.79

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Solution

The fourth proportional to 36,485.33, 50,349.09 and 20,569.79 is: 28,385.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,485.33 : 50,349.09 = 20,569.79 : x
  2. Step 2: Convert to fraction form
    36,485.33/50,349.09 = 20,569.79/x
  3. Step 3: Cross multiply
    36,485.33x = 50,349.09 × 20,569.79
  4. Step 4: Simplify right side
    36,485.33x = 1,035,670,207.99
  5. Step 5: Solve for x
    x = 1,035,670,207.99/36,485.33
  6. Step 6: Final answer
    x = 28,385.94

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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.