Home / 33,294.33-45,945.09-18,953.28

Finding the Fourth Proportional to 33,294.33, 45,945.09 and 18,953.28

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Solution

The fourth proportional to 33,294.33, 45,945.09 and 18,953.28 is: 26,154.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,294.33 : 45,945.09 = 18,953.28 : x
  2. Step 2: Convert to fraction form
    33,294.33/45,945.09 = 18,953.28/x
  3. Step 3: Cross multiply
    33,294.33x = 45,945.09 × 18,953.28
  4. Step 4: Simplify right side
    33,294.33x = 870,810,155.40
  5. Step 5: Solve for x
    x = 870,810,155.40/33,294.33
  6. Step 6: Final answer
    x = 26,154.91

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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.