Home / 25,586.35-38,308.67-13,079.44

Finding the Fourth Proportional to 25,586.35, 38,308.67 and 13,079.44

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Solution

The fourth proportional to 25,586.35, 38,308.67 and 13,079.44 is: 19,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.35 : 38,308.67 = 13,079.44 : x
  2. Step 2: Convert to fraction form
    25,586.35/38,308.67 = 13,079.44/x
  3. Step 3: Cross multiply
    25,586.35x = 38,308.67 × 13,079.44
  4. Step 4: Simplify right side
    25,586.35x = 501,055,950.74
  5. Step 5: Solve for x
    x = 501,055,950.74/25,586.35
  6. Step 6: Final answer
    x = 19,582.94

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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.