Home / 57,795.28-86,668.44-18,341.80

Finding the Fourth Proportional to 57,795.28, 86,668.44 and 18,341.80

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Solution

The fourth proportional to 57,795.28, 86,668.44 and 18,341.80 is: 27,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,795.28 : 86,668.44 = 18,341.80 : x
  2. Step 2: Convert to fraction form
    57,795.28/86,668.44 = 18,341.80/x
  3. Step 3: Cross multiply
    57,795.28x = 86,668.44 × 18,341.80
  4. Step 4: Simplify right side
    57,795.28x = 1,589,655,192.79
  5. Step 5: Solve for x
    x = 1,589,655,192.79/57,795.28
  6. Step 6: Final answer
    x = 27,504.93

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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.