Home / 55,271.32-82,891.80-15,280.82

Finding the Fourth Proportional to 55,271.32, 82,891.80 and 15,280.82

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Solution

The fourth proportional to 55,271.32, 82,891.80 and 15,280.82 is: 22,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271.32 : 82,891.80 = 15,280.82 : x
  2. Step 2: Convert to fraction form
    55,271.32/82,891.80 = 15,280.82/x
  3. Step 3: Cross multiply
    55,271.32x = 82,891.80 × 15,280.82
  4. Step 4: Simplify right side
    55,271.32x = 1,266,654,675.28
  5. Step 5: Solve for x
    x = 1,266,654,675.28/55,271.32
  6. Step 6: Final answer
    x = 22,917.03

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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.