Home / 33,284.85-45,931.36-18,174.59

Finding the Fourth Proportional to 33,284.85, 45,931.36 and 18,174.59

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Solution

The fourth proportional to 33,284.85, 45,931.36 and 18,174.59 is: 25,079.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,284.85 : 45,931.36 = 18,174.59 : x
  2. Step 2: Convert to fraction form
    33,284.85/45,931.36 = 18,174.59/x
  3. Step 3: Cross multiply
    33,284.85x = 45,931.36 × 18,174.59
  4. Step 4: Simplify right side
    33,284.85x = 834,783,636.14
  5. Step 5: Solve for x
    x = 834,783,636.14/33,284.85
  6. Step 6: Final answer
    x = 25,079.99

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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.