Home / 33,147.96-45,744.34-19,001.64

Finding the Fourth Proportional to 33,147.96, 45,744.34 and 19,001.64

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Solution

The fourth proportional to 33,147.96, 45,744.34 and 19,001.64 is: 26,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,147.96 : 45,744.34 = 19,001.64 : x
  2. Step 2: Convert to fraction form
    33,147.96/45,744.34 = 19,001.64/x
  3. Step 3: Cross multiply
    33,147.96x = 45,744.34 × 19,001.64
  4. Step 4: Simplify right side
    33,147.96x = 869,217,480.72
  5. Step 5: Solve for x
    x = 869,217,480.72/33,147.96
  6. Step 6: Final answer
    x = 26,222.35

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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.