Home / 55,282.70-82,908.84-15,292.10

Finding the Fourth Proportional to 55,282.70, 82,908.84 and 15,292.10

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Solution

The fourth proportional to 55,282.70, 82,908.84 and 15,292.10 is: 22,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,282.70 : 82,908.84 = 15,292.10 : x
  2. Step 2: Convert to fraction form
    55,282.70/82,908.84 = 15,292.10/x
  3. Step 3: Cross multiply
    55,282.70x = 82,908.84 × 15,292.10
  4. Step 4: Simplify right side
    55,282.70x = 1,267,850,272.16
  5. Step 5: Solve for x
    x = 1,267,850,272.16/55,282.70
  6. Step 6: Final answer
    x = 22,933.94

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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.