Home / 33,274.04-45,938.91-21,181.35

Finding the Fourth Proportional to 33,274.04, 45,938.91 and 21,181.35

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Solution

The fourth proportional to 33,274.04, 45,938.91 and 21,181.35 is: 29,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,274.04 : 45,938.91 = 21,181.35 : x
  2. Step 2: Convert to fraction form
    33,274.04/45,938.91 = 21,181.35/x
  3. Step 3: Cross multiply
    33,274.04x = 45,938.91 × 21,181.35
  4. Step 4: Simplify right side
    33,274.04x = 973,048,109.32
  5. Step 5: Solve for x
    x = 973,048,109.32/33,274.04
  6. Step 6: Final answer
    x = 29,243.46

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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.