Home / 53,052.06-79,576.19-13,609.56

Finding the Fourth Proportional to 53,052.06, 79,576.19 and 13,609.56

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Solution

The fourth proportional to 53,052.06, 79,576.19 and 13,609.56 is: 20,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,052.06 : 79,576.19 = 13,609.56 : x
  2. Step 2: Convert to fraction form
    53,052.06/79,576.19 = 13,609.56/x
  3. Step 3: Cross multiply
    53,052.06x = 79,576.19 × 13,609.56
  4. Step 4: Simplify right side
    53,052.06x = 1,082,996,864.33
  5. Step 5: Solve for x
    x = 1,082,996,864.33/53,052.06
  6. Step 6: Final answer
    x = 20,413.85

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1.5x scale

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.