Home / 27,627.09-38,085.27-19,116.24

Finding the Fourth Proportional to 27,627.09, 38,085.27 and 19,116.24

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Solution

The fourth proportional to 27,627.09, 38,085.27 and 19,116.24 is: 26,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.09 : 38,085.27 = 19,116.24 : x
  2. Step 2: Convert to fraction form
    27,627.09/38,085.27 = 19,116.24/x
  3. Step 3: Cross multiply
    27,627.09x = 38,085.27 × 19,116.24
  4. Step 4: Simplify right side
    27,627.09x = 728,047,161.78
  5. Step 5: Solve for x
    x = 728,047,161.78/27,627.09
  6. Step 6: Final answer
    x = 26,352.65

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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.