Home / 33,008.25-45,551.45-18,861.06

Finding the Fourth Proportional to 33,008.25, 45,551.45 and 18,861.06

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Solution

The fourth proportional to 33,008.25, 45,551.45 and 18,861.06 is: 26,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.25 : 45,551.45 = 18,861.06 : x
  2. Step 2: Convert to fraction form
    33,008.25/45,551.45 = 18,861.06/x
  3. Step 3: Cross multiply
    33,008.25x = 45,551.45 × 18,861.06
  4. Step 4: Simplify right side
    33,008.25x = 859,148,678.69
  5. Step 5: Solve for x
    x = 859,148,678.69/33,008.25
  6. Step 6: Final answer
    x = 26,028.30

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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.