Home / 33,091.80-45,666.72-17,984.64

Finding the Fourth Proportional to 33,091.80, 45,666.72 and 17,984.64

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Solution

The fourth proportional to 33,091.80, 45,666.72 and 17,984.64 is: 24,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,091.80 : 45,666.72 = 17,984.64 : x
  2. Step 2: Convert to fraction form
    33,091.80/45,666.72 = 17,984.64/x
  3. Step 3: Cross multiply
    33,091.80x = 45,666.72 × 17,984.64
  4. Step 4: Simplify right side
    33,091.80x = 821,299,519.18
  5. Step 5: Solve for x
    x = 821,299,519.18/33,091.80
  6. Step 6: Final answer
    x = 24,818.82

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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.