Home / 55,209.52-82,817.46-15,763.60

Finding the Fourth Proportional to 55,209.52, 82,817.46 and 15,763.60

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Solution

The fourth proportional to 55,209.52, 82,817.46 and 15,763.60 is: 23,646.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,209.52 : 82,817.46 = 15,763.60 : x
  2. Step 2: Convert to fraction form
    55,209.52/82,817.46 = 15,763.60/x
  3. Step 3: Cross multiply
    55,209.52x = 82,817.46 × 15,763.60
  4. Step 4: Simplify right side
    55,209.52x = 1,305,501,312.46
  5. Step 5: Solve for x
    x = 1,305,501,312.46/55,209.52
  6. Step 6: Final answer
    x = 23,646.31

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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.