Home / 33,126.58-45,714.87-19,695.22

Finding the Fourth Proportional to 33,126.58, 45,714.87 and 19,695.22

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Solution

The fourth proportional to 33,126.58, 45,714.87 and 19,695.22 is: 27,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.58 : 45,714.87 = 19,695.22 : x
  2. Step 2: Convert to fraction form
    33,126.58/45,714.87 = 19,695.22/x
  3. Step 3: Cross multiply
    33,126.58x = 45,714.87 × 19,695.22
  4. Step 4: Simplify right side
    33,126.58x = 900,364,307.63
  5. Step 5: Solve for x
    x = 900,364,307.63/33,126.58
  6. Step 6: Final answer
    x = 27,179.51

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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.