Home / 33,283.67-45,935.96-21,185.35

Finding the Fourth Proportional to 33,283.67, 45,935.96 and 21,185.35

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Solution

The fourth proportional to 33,283.67, 45,935.96 and 21,185.35 is: 29,238.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,283.67 : 45,935.96 = 21,185.35 : x
  2. Step 2: Convert to fraction form
    33,283.67/45,935.96 = 21,185.35/x
  3. Step 3: Cross multiply
    33,283.67x = 45,935.96 × 21,185.35
  4. Step 4: Simplify right side
    33,283.67x = 973,169,169.42
  5. Step 5: Solve for x
    x = 973,169,169.42/33,283.67
  6. Step 6: Final answer
    x = 29,238.64

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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.