Home / 33,083.92-45,667.56-21,909.52

Finding the Fourth Proportional to 33,083.92, 45,667.56 and 21,909.52

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Solution

The fourth proportional to 33,083.92, 45,667.56 and 21,909.52 is: 30,242.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,083.92 : 45,667.56 = 21,909.52 : x
  2. Step 2: Convert to fraction form
    33,083.92/45,667.56 = 21,909.52/x
  3. Step 3: Cross multiply
    33,083.92x = 45,667.56 × 21,909.52
  4. Step 4: Simplify right side
    33,083.92x = 1,000,554,319.17
  5. Step 5: Solve for x
    x = 1,000,554,319.17/33,083.92
  6. Step 6: Final answer
    x = 30,242.92

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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.