Home / 33,126.65-45,715.91-18,982.23

Finding the Fourth Proportional to 33,126.65, 45,715.91 and 18,982.23

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Solution

The fourth proportional to 33,126.65, 45,715.91 and 18,982.23 is: 26,196.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.65 : 45,715.91 = 18,982.23 : x
  2. Step 2: Convert to fraction form
    33,126.65/45,715.91 = 18,982.23/x
  3. Step 3: Cross multiply
    33,126.65x = 45,715.91 × 18,982.23
  4. Step 4: Simplify right side
    33,126.65x = 867,789,823.37
  5. Step 5: Solve for x
    x = 867,789,823.37/33,126.65
  6. Step 6: Final answer
    x = 26,196.12

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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.