Home / 33,263.12-45,902.72-18,155.66

Finding the Fourth Proportional to 33,263.12, 45,902.72 and 18,155.66

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Solution

The fourth proportional to 33,263.12, 45,902.72 and 18,155.66 is: 25,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,263.12 : 45,902.72 = 18,155.66 : x
  2. Step 2: Convert to fraction form
    33,263.12/45,902.72 = 18,155.66/x
  3. Step 3: Cross multiply
    33,263.12x = 45,902.72 × 18,155.66
  4. Step 4: Simplify right side
    33,263.12x = 833,393,857.10
  5. Step 5: Solve for x
    x = 833,393,857.10/33,263.12
  6. Step 6: Final answer
    x = 25,054.59

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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.