Home / 33,010.86-45,558.10-18,860.96

Finding the Fourth Proportional to 33,010.86, 45,558.10 and 18,860.96

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Solution

The fourth proportional to 33,010.86, 45,558.10 and 18,860.96 is: 26,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010.86 : 45,558.10 = 18,860.96 : x
  2. Step 2: Convert to fraction form
    33,010.86/45,558.10 = 18,860.96/x
  3. Step 3: Cross multiply
    33,010.86x = 45,558.10 × 18,860.96
  4. Step 4: Simplify right side
    33,010.86x = 859,269,501.78
  5. Step 5: Solve for x
    x = 859,269,501.78/33,010.86
  6. Step 6: Final answer
    x = 26,029.90

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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.