Home / 33,051.57-45,579.90-21,701.04

Finding the Fourth Proportional to 33,051.57, 45,579.90 and 21,701.04

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Solution

The fourth proportional to 33,051.57, 45,579.90 and 21,701.04 is: 29,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,051.57 : 45,579.90 = 21,701.04 : x
  2. Step 2: Convert to fraction form
    33,051.57/45,579.90 = 21,701.04/x
  3. Step 3: Cross multiply
    33,051.57x = 45,579.90 × 21,701.04
  4. Step 4: Simplify right side
    33,051.57x = 989,131,233.10
  5. Step 5: Solve for x
    x = 989,131,233.10/33,051.57
  6. Step 6: Final answer
    x = 29,926.91

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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.