Home / 43,868.46-65,829.69-20,497.26

Finding the Fourth Proportional to 43,868.46, 65,829.69 and 20,497.26

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Solution

The fourth proportional to 43,868.46, 65,829.69 and 20,497.26 is: 30,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,868.46 : 65,829.69 = 20,497.26 : x
  2. Step 2: Convert to fraction form
    43,868.46/65,829.69 = 20,497.26/x
  3. Step 3: Cross multiply
    43,868.46x = 65,829.69 × 20,497.26
  4. Step 4: Simplify right side
    43,868.46x = 1,349,328,271.65
  5. Step 5: Solve for x
    x = 1,349,328,271.65/43,868.46
  6. Step 6: Final answer
    x = 30,758.51

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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.