Home / 55,626.24-83,438.60-13,506.65

Finding the Fourth Proportional to 55,626.24, 83,438.60 and 13,506.65

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Solution

The fourth proportional to 55,626.24, 83,438.60 and 13,506.65 is: 20,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.24 : 83,438.60 = 13,506.65 : x
  2. Step 2: Convert to fraction form
    55,626.24/83,438.60 = 13,506.65/x
  3. Step 3: Cross multiply
    55,626.24x = 83,438.60 × 13,506.65
  4. Step 4: Simplify right side
    55,626.24x = 1,126,975,481.96
  5. Step 5: Solve for x
    x = 1,126,975,481.96/55,626.24
  6. Step 6: Final answer
    x = 20,259.78

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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.