Home / 34,271.52-51,411.38-12,080.31

Finding the Fourth Proportional to 34,271.52, 51,411.38 and 12,080.31

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Solution

The fourth proportional to 34,271.52, 51,411.38 and 12,080.31 is: 18,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,271.52 : 51,411.38 = 12,080.31 : x
  2. Step 2: Convert to fraction form
    34,271.52/51,411.38 = 12,080.31/x
  3. Step 3: Cross multiply
    34,271.52x = 51,411.38 × 12,080.31
  4. Step 4: Simplify right side
    34,271.52x = 621,065,154.73
  5. Step 5: Solve for x
    x = 621,065,154.73/34,271.52
  6. Step 6: Final answer
    x = 18,121.90

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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.