Home / 51,674.08-71,321.76-32,807.68

Finding the Fourth Proportional to 51,674.08, 71,321.76 and 32,807.68

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Solution

The fourth proportional to 51,674.08, 71,321.76 and 32,807.68 is: 45,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,674.08 : 71,321.76 = 32,807.68 : x
  2. Step 2: Convert to fraction form
    51,674.08/71,321.76 = 32,807.68/x
  3. Step 3: Cross multiply
    51,674.08x = 71,321.76 × 32,807.68
  4. Step 4: Simplify right side
    51,674.08x = 2,339,901,479.12
  5. Step 5: Solve for x
    x = 2,339,901,479.12/51,674.08
  6. Step 6: Final answer
    x = 45,281.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.