Home / 30,055.46-45,091.82-8,997.08

Finding the Fourth Proportional to 30,055.46, 45,091.82 and 8,997.08

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Solution

The fourth proportional to 30,055.46, 45,091.82 and 8,997.08 is: 13,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,055.46 : 45,091.82 = 8,997.08 : x
  2. Step 2: Convert to fraction form
    30,055.46/45,091.82 = 8,997.08/x
  3. Step 3: Cross multiply
    30,055.46x = 45,091.82 × 8,997.08
  4. Step 4: Simplify right side
    30,055.46x = 405,694,508.92
  5. Step 5: Solve for x
    x = 405,694,508.92/30,055.46
  6. Step 6: Final answer
    x = 13,498.20

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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.