Home / 33,254.10-49,886.01-11,905.20

Finding the Fourth Proportional to 33,254.10, 49,886.01 and 11,905.20

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Solution

The fourth proportional to 33,254.10, 49,886.01 and 11,905.20 is: 17,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.10 : 49,886.01 = 11,905.20 : x
  2. Step 2: Convert to fraction form
    33,254.10/49,886.01 = 11,905.20/x
  3. Step 3: Cross multiply
    33,254.10x = 49,886.01 × 11,905.20
  4. Step 4: Simplify right side
    33,254.10x = 593,902,926.25
  5. Step 5: Solve for x
    x = 593,902,926.25/33,254.10
  6. Step 6: Final answer
    x = 17,859.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.