Home / 33,328.50-45,998.91-19,178.70

Finding the Fourth Proportional to 33,328.50, 45,998.91 and 19,178.70

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Solution

The fourth proportional to 33,328.50, 45,998.91 and 19,178.70 is: 26,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.50 : 45,998.91 = 19,178.70 : x
  2. Step 2: Convert to fraction form
    33,328.50/45,998.91 = 19,178.70/x
  3. Step 3: Cross multiply
    33,328.50x = 45,998.91 × 19,178.70
  4. Step 4: Simplify right side
    33,328.50x = 882,199,295.22
  5. Step 5: Solve for x
    x = 882,199,295.22/33,328.50
  6. Step 6: Final answer
    x = 26,469.82

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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.