Home / 27,211.82-37,552.34-15,279.03

Finding the Fourth Proportional to 27,211.82, 37,552.34 and 15,279.03

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Solution

The fourth proportional to 27,211.82, 37,552.34 and 15,279.03 is: 21,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.82 : 37,552.34 = 15,279.03 : x
  2. Step 2: Convert to fraction form
    27,211.82/37,552.34 = 15,279.03/x
  3. Step 3: Cross multiply
    27,211.82x = 37,552.34 × 15,279.03
  4. Step 4: Simplify right side
    27,211.82x = 573,763,367.63
  5. Step 5: Solve for x
    x = 573,763,367.63/27,211.82
  6. Step 6: Final answer
    x = 21,085.08

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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.