Home / 27,627.63-38,095.92-18,659.57

Finding the Fourth Proportional to 27,627.63, 38,095.92 and 18,659.57

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Solution

The fourth proportional to 27,627.63, 38,095.92 and 18,659.57 is: 25,729.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.63 : 38,095.92 = 18,659.57 : x
  2. Step 2: Convert to fraction form
    27,627.63/38,095.92 = 18,659.57/x
  3. Step 3: Cross multiply
    27,627.63x = 38,095.92 × 18,659.57
  4. Step 4: Simplify right side
    27,627.63x = 710,853,295.47
  5. Step 5: Solve for x
    x = 710,853,295.47/27,627.63
  6. Step 6: Final answer
    x = 25,729.79

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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.