Home / 55,514.31-83,272.50-18,074.25

Finding the Fourth Proportional to 55,514.31, 83,272.50 and 18,074.25

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Solution

The fourth proportional to 55,514.31, 83,272.50 and 18,074.25 is: 27,111.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,514.31 : 83,272.50 = 18,074.25 : x
  2. Step 2: Convert to fraction form
    55,514.31/83,272.50 = 18,074.25/x
  3. Step 3: Cross multiply
    55,514.31x = 83,272.50 × 18,074.25
  4. Step 4: Simplify right side
    55,514.31x = 1,505,087,983.13
  5. Step 5: Solve for x
    x = 1,505,087,983.13/55,514.31
  6. Step 6: Final answer
    x = 27,111.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.