Home / 57,452.32-86,154.90-21,926.58

Finding the Fourth Proportional to 57,452.32, 86,154.90 and 21,926.58

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Solution

The fourth proportional to 57,452.32, 86,154.90 and 21,926.58 is: 32,880.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,452.32 : 86,154.90 = 21,926.58 : x
  2. Step 2: Convert to fraction form
    57,452.32/86,154.90 = 21,926.58/x
  3. Step 3: Cross multiply
    57,452.32x = 86,154.90 × 21,926.58
  4. Step 4: Simplify right side
    57,452.32x = 1,889,081,766.83
  5. Step 5: Solve for x
    x = 1,889,081,766.83/57,452.32
  6. Step 6: Final answer
    x = 32,880.86

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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.