Home / 57,566.24-86,349.24-18,126.80

Finding the Fourth Proportional to 57,566.24, 86,349.24 and 18,126.80

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Solution

The fourth proportional to 57,566.24, 86,349.24 and 18,126.80 is: 27,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,566.24 : 86,349.24 = 18,126.80 : x
  2. Step 2: Convert to fraction form
    57,566.24/86,349.24 = 18,126.80/x
  3. Step 3: Cross multiply
    57,566.24x = 86,349.24 × 18,126.80
  4. Step 4: Simplify right side
    57,566.24x = 1,565,235,403.63
  5. Step 5: Solve for x
    x = 1,565,235,403.63/57,566.24
  6. Step 6: Final answer
    x = 27,190.16

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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.