Home / 55,863.65-83,796.38-13,743.84

Finding the Fourth Proportional to 55,863.65, 83,796.38 and 13,743.84

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Solution

The fourth proportional to 55,863.65, 83,796.38 and 13,743.84 is: 20,615.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,863.65 : 83,796.38 = 13,743.84 : x
  2. Step 2: Convert to fraction form
    55,863.65/83,796.38 = 13,743.84/x
  3. Step 3: Cross multiply
    55,863.65x = 83,796.38 × 13,743.84
  4. Step 4: Simplify right side
    55,863.65x = 1,151,683,970.58
  5. Step 5: Solve for x
    x = 1,151,683,970.58/55,863.65
  6. Step 6: Final answer
    x = 20,615.98

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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.