Home / 33,283.65-45,929.72-18,173.40

Finding the Fourth Proportional to 33,283.65, 45,929.72 and 18,173.40

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Solution

The fourth proportional to 33,283.65, 45,929.72 and 18,173.40 is: 25,078.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,283.65 : 45,929.72 = 18,173.40 : x
  2. Step 2: Convert to fraction form
    33,283.65/45,929.72 = 18,173.40/x
  3. Step 3: Cross multiply
    33,283.65x = 45,929.72 × 18,173.40
  4. Step 4: Simplify right side
    33,283.65x = 834,699,218.88
  5. Step 5: Solve for x
    x = 834,699,218.88/33,283.65
  6. Step 6: Final answer
    x = 25,078.36

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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.