Home / 43,097.76-64,632-16,810.08

Finding the Fourth Proportional to 43,097.76, 64,632 and 16,810.08

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Solution

The fourth proportional to 43,097.76, 64,632 and 16,810.08 is: 25,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,097.76 : 64,632 = 16,810.08 : x
  2. Step 2: Convert to fraction form
    43,097.76/64,632 = 16,810.08/x
  3. Step 3: Cross multiply
    43,097.76x = 64,632 × 16,810.08
  4. Step 4: Simplify right side
    43,097.76x = 1,086,469,090.56
  5. Step 5: Solve for x
    x = 1,086,469,090.56/43,097.76
  6. Step 6: Final answer
    x = 25,209.41

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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.