Home / 25,872.91-38,776.90-11,064.42

Finding the Fourth Proportional to 25,872.91, 38,776.90 and 11,064.42

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Solution

The fourth proportional to 25,872.91, 38,776.90 and 11,064.42 is: 16,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,872.91 : 38,776.90 = 11,064.42 : x
  2. Step 2: Convert to fraction form
    25,872.91/38,776.90 = 11,064.42/x
  3. Step 3: Cross multiply
    25,872.91x = 38,776.90 × 11,064.42
  4. Step 4: Simplify right side
    25,872.91x = 429,043,686.35
  5. Step 5: Solve for x
    x = 429,043,686.35/25,872.91
  6. Step 6: Final answer
    x = 16,582.74

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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.