Home / 33,214.15-45,836.63-19,783.58

Finding the Fourth Proportional to 33,214.15, 45,836.63 and 19,783.58

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Solution

The fourth proportional to 33,214.15, 45,836.63 and 19,783.58 is: 27,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214.15 : 45,836.63 = 19,783.58 : x
  2. Step 2: Convert to fraction form
    33,214.15/45,836.63 = 19,783.58/x
  3. Step 3: Cross multiply
    33,214.15x = 45,836.63 × 19,783.58
  4. Step 4: Simplify right side
    33,214.15x = 906,812,382.62
  5. Step 5: Solve for x
    x = 906,812,382.62/33,214.15
  6. Step 6: Final answer
    x = 27,301.99

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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.