Home / 33,098.09-45,681.98-19,676.79

Finding the Fourth Proportional to 33,098.09, 45,681.98 and 19,676.79

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Solution

The fourth proportional to 33,098.09, 45,681.98 and 19,676.79 is: 27,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,098.09 : 45,681.98 = 19,676.79 : x
  2. Step 2: Convert to fraction form
    33,098.09/45,681.98 = 19,676.79/x
  3. Step 3: Cross multiply
    33,098.09x = 45,681.98 × 19,676.79
  4. Step 4: Simplify right side
    33,098.09x = 898,874,628.86
  5. Step 5: Solve for x
    x = 898,874,628.86/33,098.09
  6. Step 6: Final answer
    x = 27,157.90

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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.