Home / 25,586.48-38,308.86-13,079.58

Finding the Fourth Proportional to 25,586.48, 38,308.86 and 13,079.58

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Solution

The fourth proportional to 25,586.48, 38,308.86 and 13,079.58 is: 19,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.48 : 38,308.86 = 13,079.58 : x
  2. Step 2: Convert to fraction form
    25,586.48/38,308.86 = 13,079.58/x
  3. Step 3: Cross multiply
    25,586.48x = 38,308.86 × 13,079.58
  4. Step 4: Simplify right side
    25,586.48x = 501,063,799.08
  5. Step 5: Solve for x
    x = 501,063,799.08/25,586.48
  6. Step 6: Final answer
    x = 19,583.15

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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.