Home / 55,804.44-83,704.91-13,684.65

Finding the Fourth Proportional to 55,804.44, 83,704.91 and 13,684.65

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Solution

The fourth proportional to 55,804.44, 83,704.91 and 13,684.65 is: 20,526.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,804.44 : 83,704.91 = 13,684.65 : x
  2. Step 2: Convert to fraction form
    55,804.44/83,704.91 = 13,684.65/x
  3. Step 3: Cross multiply
    55,804.44x = 83,704.91 × 13,684.65
  4. Step 4: Simplify right side
    55,804.44x = 1,145,472,328.21
  5. Step 5: Solve for x
    x = 1,145,472,328.21/55,804.44
  6. Step 6: Final answer
    x = 20,526.54

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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.