Home / 55,079.04-76,010.24-29,928.32

Finding the Fourth Proportional to 55,079.04, 76,010.24 and 29,928.32

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Solution

The fourth proportional to 55,079.04, 76,010.24 and 29,928.32 is: 41,301.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,079.04 : 76,010.24 = 29,928.32 : x
  2. Step 2: Convert to fraction form
    55,079.04/76,010.24 = 29,928.32/x
  3. Step 3: Cross multiply
    55,079.04x = 76,010.24 × 29,928.32
  4. Step 4: Simplify right side
    55,079.04x = 2,274,858,786.00
  5. Step 5: Solve for x
    x = 2,274,858,786.00/55,079.04
  6. Step 6: Final answer
    x = 41,301.71

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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.