Home / 33,305.40-45,958.86-19,155.51

Finding the Fourth Proportional to 33,305.40, 45,958.86 and 19,155.51

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Solution

The fourth proportional to 33,305.40, 45,958.86 and 19,155.51 is: 26,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.40 : 45,958.86 = 19,155.51 : x
  2. Step 2: Convert to fraction form
    33,305.40/45,958.86 = 19,155.51/x
  3. Step 3: Cross multiply
    33,305.40x = 45,958.86 × 19,155.51
  4. Step 4: Simplify right side
    33,305.40x = 880,365,402.32
  5. Step 5: Solve for x
    x = 880,365,402.32/33,305.40
  6. Step 6: Final answer
    x = 26,433.11

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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.