Home / 27,546.63-38,013.54-15,613.82

Finding the Fourth Proportional to 27,546.63, 38,013.54 and 15,613.82

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Solution

The fourth proportional to 27,546.63, 38,013.54 and 15,613.82 is: 21,546.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,546.63 : 38,013.54 = 15,613.82 : x
  2. Step 2: Convert to fraction form
    27,546.63/38,013.54 = 15,613.82/x
  3. Step 3: Cross multiply
    27,546.63x = 38,013.54 × 15,613.82
  4. Step 4: Simplify right side
    27,546.63x = 593,536,381.06
  5. Step 5: Solve for x
    x = 593,536,381.06/27,546.63
  6. Step 6: Final answer
    x = 21,546.61

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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.