Home / 33,261.07-45,900.39-19,838.35

Finding the Fourth Proportional to 33,261.07, 45,900.39 and 19,838.35

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Solution

The fourth proportional to 33,261.07, 45,900.39 and 19,838.35 is: 27,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,261.07 : 45,900.39 = 19,838.35 : x
  2. Step 2: Convert to fraction form
    33,261.07/45,900.39 = 19,838.35/x
  3. Step 3: Cross multiply
    33,261.07x = 45,900.39 × 19,838.35
  4. Step 4: Simplify right side
    33,261.07x = 910,588,001.96
  5. Step 5: Solve for x
    x = 910,588,001.96/33,261.07
  6. Step 6: Final answer
    x = 27,376.99

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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.