Home / 39,146.64-54,036.37-23,231.09

Finding the Fourth Proportional to 39,146.64, 54,036.37 and 23,231.09

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Solution

The fourth proportional to 39,146.64, 54,036.37 and 23,231.09 is: 32,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,146.64 : 54,036.37 = 23,231.09 : x
  2. Step 2: Convert to fraction form
    39,146.64/54,036.37 = 23,231.09/x
  3. Step 3: Cross multiply
    39,146.64x = 54,036.37 × 23,231.09
  4. Step 4: Simplify right side
    39,146.64x = 1,255,323,774.74
  5. Step 5: Solve for x
    x = 1,255,323,774.74/39,146.64
  6. Step 6: Final answer
    x = 32,067.22

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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.