Home / 51,566.11-71,145.25-28,901.96

Finding the Fourth Proportional to 51,566.11, 71,145.25 and 28,901.96

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Solution

The fourth proportional to 51,566.11, 71,145.25 and 28,901.96 is: 39,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,566.11 : 71,145.25 = 28,901.96 : x
  2. Step 2: Convert to fraction form
    51,566.11/71,145.25 = 28,901.96/x
  3. Step 3: Cross multiply
    51,566.11x = 71,145.25 × 28,901.96
  4. Step 4: Simplify right side
    51,566.11x = 2,056,237,169.69
  5. Step 5: Solve for x
    x = 2,056,237,169.69/51,566.11
  6. Step 6: Final answer
    x = 39,875.75

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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.