Home / 36,485.48-50,350.03-20,569.89

Finding the Fourth Proportional to 36,485.48, 50,350.03 and 20,569.89

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Solution

The fourth proportional to 36,485.48, 50,350.03 and 20,569.89 is: 28,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,485.48 : 50,350.03 = 20,569.89 : x
  2. Step 2: Convert to fraction form
    36,485.48/50,350.03 = 20,569.89/x
  3. Step 3: Cross multiply
    36,485.48x = 50,350.03 × 20,569.89
  4. Step 4: Simplify right side
    36,485.48x = 1,035,694,527.17
  5. Step 5: Solve for x
    x = 1,035,694,527.17/36,485.48
  6. Step 6: Final answer
    x = 28,386.48

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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.