Home / 33,039.48-45,579.60-19,611.30

Finding the Fourth Proportional to 33,039.48, 45,579.60 and 19,611.30

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Solution

The fourth proportional to 33,039.48, 45,579.60 and 19,611.30 is: 27,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,039.48 : 45,579.60 = 19,611.30 : x
  2. Step 2: Convert to fraction form
    33,039.48/45,579.60 = 19,611.30/x
  3. Step 3: Cross multiply
    33,039.48x = 45,579.60 × 19,611.30
  4. Step 4: Simplify right side
    33,039.48x = 893,875,209.48
  5. Step 5: Solve for x
    x = 893,875,209.48/33,039.48
  6. Step 6: Final answer
    x = 27,054.76

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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.