Home / 51,875.20-71,584.84-30,656.44

Finding the Fourth Proportional to 51,875.20, 71,584.84 and 30,656.44

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Solution

The fourth proportional to 51,875.20, 71,584.84 and 30,656.44 is: 42,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.20 : 71,584.84 = 30,656.44 : x
  2. Step 2: Convert to fraction form
    51,875.20/71,584.84 = 30,656.44/x
  3. Step 3: Cross multiply
    51,875.20x = 71,584.84 × 30,656.44
  4. Step 4: Simplify right side
    51,875.20x = 2,194,536,352.37
  5. Step 5: Solve for x
    x = 2,194,536,352.37/51,875.20
  6. Step 6: Final answer
    x = 42,304.15

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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.