Home / 40,784.33-61,173.51-11,199.62

Finding the Fourth Proportional to 40,784.33, 61,173.51 and 11,199.62

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Solution

The fourth proportional to 40,784.33, 61,173.51 and 11,199.62 is: 16,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,784.33 : 61,173.51 = 11,199.62 : x
  2. Step 2: Convert to fraction form
    40,784.33/61,173.51 = 11,199.62/x
  3. Step 3: Cross multiply
    40,784.33x = 61,173.51 × 11,199.62
  4. Step 4: Simplify right side
    40,784.33x = 685,119,760.20
  5. Step 5: Solve for x
    x = 685,119,760.20/40,784.33
  6. Step 6: Final answer
    x = 16,798.60

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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.