Home / 36,744.80-50,708.20-19,978.16

Finding the Fourth Proportional to 36,744.80, 50,708.20 and 19,978.16

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Solution

The fourth proportional to 36,744.80, 50,708.20 and 19,978.16 is: 27,570.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,744.80 : 50,708.20 = 19,978.16 : x
  2. Step 2: Convert to fraction form
    36,744.80/50,708.20 = 19,978.16/x
  3. Step 3: Cross multiply
    36,744.80x = 50,708.20 × 19,978.16
  4. Step 4: Simplify right side
    36,744.80x = 1,013,056,532.91
  5. Step 5: Solve for x
    x = 1,013,056,532.91/36,744.80
  6. Step 6: Final answer
    x = 27,570.07

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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.