Home / 33,216.04-45,837.60-18,109.30

Finding the Fourth Proportional to 33,216.04, 45,837.60 and 18,109.30

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Solution

The fourth proportional to 33,216.04, 45,837.60 and 18,109.30 is: 24,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,216.04 : 45,837.60 = 18,109.30 : x
  2. Step 2: Convert to fraction form
    33,216.04/45,837.60 = 18,109.30/x
  3. Step 3: Cross multiply
    33,216.04x = 45,837.60 × 18,109.30
  4. Step 4: Simplify right side
    33,216.04x = 830,086,849.68
  5. Step 5: Solve for x
    x = 830,086,849.68/33,216.04
  6. Step 6: Final answer
    x = 24,990.54

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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.