Home / 33,131.51-45,721.01-18,024.30

Finding the Fourth Proportional to 33,131.51, 45,721.01 and 18,024.30

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Solution

The fourth proportional to 33,131.51, 45,721.01 and 18,024.30 is: 24,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,131.51 : 45,721.01 = 18,024.30 : x
  2. Step 2: Convert to fraction form
    33,131.51/45,721.01 = 18,024.30/x
  3. Step 3: Cross multiply
    33,131.51x = 45,721.01 × 18,024.30
  4. Step 4: Simplify right side
    33,131.51x = 824,089,110.42
  5. Step 5: Solve for x
    x = 824,089,110.42/33,131.51
  6. Step 6: Final answer
    x = 24,873.27

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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.