Home / 57,559.23-86,334.63-18,127.62

Finding the Fourth Proportional to 57,559.23, 86,334.63 and 18,127.62

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Solution

The fourth proportional to 57,559.23, 86,334.63 and 18,127.62 is: 27,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,559.23 : 86,334.63 = 18,127.62 : x
  2. Step 2: Convert to fraction form
    57,559.23/86,334.63 = 18,127.62/x
  3. Step 3: Cross multiply
    57,559.23x = 86,334.63 × 18,127.62
  4. Step 4: Simplify right side
    57,559.23x = 1,565,040,843.17
  5. Step 5: Solve for x
    x = 1,565,040,843.17/57,559.23
  6. Step 6: Final answer
    x = 27,190.10

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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.