Home / 54,784.44-75,611.81-31,810.70

Finding the Fourth Proportional to 54,784.44, 75,611.81 and 31,810.70

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Solution

The fourth proportional to 54,784.44, 75,611.81 and 31,810.70 is: 43,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,784.44 : 75,611.81 = 31,810.70 : x
  2. Step 2: Convert to fraction form
    54,784.44/75,611.81 = 31,810.70/x
  3. Step 3: Cross multiply
    54,784.44x = 75,611.81 × 31,810.70
  4. Step 4: Simplify right side
    54,784.44x = 2,405,264,067.25
  5. Step 5: Solve for x
    x = 2,405,264,067.25/54,784.44
  6. Step 6: Final answer
    x = 43,904.15

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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.