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Finding the Fourth Proportional to 33,157.58, 49,736.88 and 18,459.92

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Solution

The fourth proportional to 33,157.58, 49,736.88 and 18,459.92 is: 27,690.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.58 : 49,736.88 = 18,459.92 : x
  2. Step 2: Convert to fraction form
    33,157.58/49,736.88 = 18,459.92/x
  3. Step 3: Cross multiply
    33,157.58x = 49,736.88 × 18,459.92
  4. Step 4: Simplify right side
    33,157.58x = 918,138,577.17
  5. Step 5: Solve for x
    x = 918,138,577.17/33,157.58
  6. Step 6: Final answer
    x = 27,690.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.