Home / 33,199.77-45,817.95-20,284.58

Finding the Fourth Proportional to 33,199.77, 45,817.95 and 20,284.58

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Solution

The fourth proportional to 33,199.77, 45,817.95 and 20,284.58 is: 27,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,199.77 : 45,817.95 = 20,284.58 : x
  2. Step 2: Convert to fraction form
    33,199.77/45,817.95 = 20,284.58/x
  3. Step 3: Cross multiply
    33,199.77x = 45,817.95 × 20,284.58
  4. Step 4: Simplify right side
    33,199.77x = 929,397,805.10
  5. Step 5: Solve for x
    x = 929,397,805.10/33,199.77
  6. Step 6: Final answer
    x = 27,994.10

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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.