Home / 33,133.86-45,714.24-18,791.19

Finding the Fourth Proportional to 33,133.86, 45,714.24 and 18,791.19

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Solution

The fourth proportional to 33,133.86, 45,714.24 and 18,791.19 is: 25,925.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,133.86 : 45,714.24 = 18,791.19 : x
  2. Step 2: Convert to fraction form
    33,133.86/45,714.24 = 18,791.19/x
  3. Step 3: Cross multiply
    33,133.86x = 45,714.24 × 18,791.19
  4. Step 4: Simplify right side
    33,133.86x = 859,024,969.55
  5. Step 5: Solve for x
    x = 859,024,969.55/33,133.86
  6. Step 6: Final answer
    x = 25,925.89

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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.