Home / 33,261.01-45,899.84-18,153.55

Finding the Fourth Proportional to 33,261.01, 45,899.84 and 18,153.55

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Solution

The fourth proportional to 33,261.01, 45,899.84 and 18,153.55 is: 25,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,261.01 : 45,899.84 = 18,153.55 : x
  2. Step 2: Convert to fraction form
    33,261.01/45,899.84 = 18,153.55/x
  3. Step 3: Cross multiply
    33,261.01x = 45,899.84 × 18,153.55
  4. Step 4: Simplify right side
    33,261.01x = 833,244,720.17
  5. Step 5: Solve for x
    x = 833,244,720.17/33,261.01
  6. Step 6: Final answer
    x = 25,051.70

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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.