Home / 55,346.14-83,013.05-19,806.02

Finding the Fourth Proportional to 55,346.14, 83,013.05 and 19,806.02

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Solution

The fourth proportional to 55,346.14, 83,013.05 and 19,806.02 is: 29,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,346.14 : 83,013.05 = 19,806.02 : x
  2. Step 2: Convert to fraction form
    55,346.14/83,013.05 = 19,806.02/x
  3. Step 3: Cross multiply
    55,346.14x = 83,013.05 × 19,806.02
  4. Step 4: Simplify right side
    55,346.14x = 1,644,158,074.31
  5. Step 5: Solve for x
    x = 1,644,158,074.31/55,346.14
  6. Step 6: Final answer
    x = 29,706.83

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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.