Home / 33,098.51-45,679.76-19,669.88

Finding the Fourth Proportional to 33,098.51, 45,679.76 and 19,669.88

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Solution

The fourth proportional to 33,098.51, 45,679.76 and 19,669.88 is: 27,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,098.51 : 45,679.76 = 19,669.88 : x
  2. Step 2: Convert to fraction form
    33,098.51/45,679.76 = 19,669.88/x
  3. Step 3: Cross multiply
    33,098.51x = 45,679.76 × 19,669.88
  4. Step 4: Simplify right side
    33,098.51x = 898,515,397.63
  5. Step 5: Solve for x
    x = 898,515,397.63/33,098.51
  6. Step 6: Final answer
    x = 27,146.70

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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.