Home / 45,384.86-68,091.16-23,213.80

Finding the Fourth Proportional to 45,384.86, 68,091.16 and 23,213.80

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Solution

The fourth proportional to 45,384.86, 68,091.16 and 23,213.80 is: 34,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.86 : 68,091.16 = 23,213.80 : x
  2. Step 2: Convert to fraction form
    45,384.86/68,091.16 = 23,213.80/x
  3. Step 3: Cross multiply
    45,384.86x = 68,091.16 × 23,213.80
  4. Step 4: Simplify right side
    45,384.86x = 1,580,654,570.01
  5. Step 5: Solve for x
    x = 1,580,654,570.01/45,384.86
  6. Step 6: Final answer
    x = 34,827.79

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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.