Home / 15,282.42-22,918.83-5,921.79

Finding the Fourth Proportional to 15,282.42, 22,918.83 and 5,921.79

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Solution

The fourth proportional to 15,282.42, 22,918.83 and 5,921.79 is: 8,880.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,282.42 : 22,918.83 = 5,921.79 : x
  2. Step 2: Convert to fraction form
    15,282.42/22,918.83 = 5,921.79/x
  3. Step 3: Cross multiply
    15,282.42x = 22,918.83 × 5,921.79
  4. Step 4: Simplify right side
    15,282.42x = 135,720,498.31
  5. Step 5: Solve for x
    x = 135,720,498.31/15,282.42
  6. Step 6: Final answer
    x = 8,880.83

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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.