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Finding the Fourth Proportional to 22,653.82, 33,828.15 and 18,502.07

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Solution

The fourth proportional to 22,653.82, 33,828.15 and 18,502.07 is: 27,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,653.82 : 33,828.15 = 18,502.07 : x
  2. Step 2: Convert to fraction form
    22,653.82/33,828.15 = 18,502.07/x
  3. Step 3: Cross multiply
    22,653.82x = 33,828.15 × 18,502.07
  4. Step 4: Simplify right side
    22,653.82x = 625,890,699.51
  5. Step 5: Solve for x
    x = 625,890,699.51/22,653.82
  6. Step 6: Final answer
    x = 27,628.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.