Home / 55,862.89-83,795.24-13,743.09

Finding the Fourth Proportional to 55,862.89, 83,795.24 and 13,743.09

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Solution

The fourth proportional to 55,862.89, 83,795.24 and 13,743.09 is: 20,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,862.89 : 83,795.24 = 13,743.09 : x
  2. Step 2: Convert to fraction form
    55,862.89/83,795.24 = 13,743.09/x
  3. Step 3: Cross multiply
    55,862.89x = 83,795.24 × 13,743.09
  4. Step 4: Simplify right side
    55,862.89x = 1,151,605,559.25
  5. Step 5: Solve for x
    x = 1,151,605,559.25/55,862.89
  6. Step 6: Final answer
    x = 20,614.86

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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.