Home / 31,939.12-44,051.88-30,055.60

Finding the Fourth Proportional to 31,939.12, 44,051.88 and 30,055.60

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Solution

The fourth proportional to 31,939.12, 44,051.88 and 30,055.60 is: 41,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,939.12 : 44,051.88 = 30,055.60 : x
  2. Step 2: Convert to fraction form
    31,939.12/44,051.88 = 30,055.60/x
  3. Step 3: Cross multiply
    31,939.12x = 44,051.88 × 30,055.60
  4. Step 4: Simplify right side
    31,939.12x = 1,324,005,684.53
  5. Step 5: Solve for x
    x = 1,324,005,684.53/31,939.12
  6. Step 6: Final answer
    x = 41,454.04

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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.