Home / 33,210.39-45,829.74-18,103.18

Finding the Fourth Proportional to 33,210.39, 45,829.74 and 18,103.18

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Solution

The fourth proportional to 33,210.39, 45,829.74 and 18,103.18 is: 24,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,210.39 : 45,829.74 = 18,103.18 : x
  2. Step 2: Convert to fraction form
    33,210.39/45,829.74 = 18,103.18/x
  3. Step 3: Cross multiply
    33,210.39x = 45,829.74 × 18,103.18
  4. Step 4: Simplify right side
    33,210.39x = 829,663,918.00
  5. Step 5: Solve for x
    x = 829,663,918.00/33,210.39
  6. Step 6: Final answer
    x = 24,982.06

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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.