Home / 33,240.32-45,875.88-18,905.75

Finding the Fourth Proportional to 33,240.32, 45,875.88 and 18,905.75

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Solution

The fourth proportional to 33,240.32, 45,875.88 and 18,905.75 is: 26,092.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,240.32 : 45,875.88 = 18,905.75 : x
  2. Step 2: Convert to fraction form
    33,240.32/45,875.88 = 18,905.75/x
  3. Step 3: Cross multiply
    33,240.32x = 45,875.88 × 18,905.75
  4. Step 4: Simplify right side
    33,240.32x = 867,317,594.40
  5. Step 5: Solve for x
    x = 867,317,594.40/33,240.32
  6. Step 6: Final answer
    x = 26,092.34

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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.