Home / 25,588.44-38,358-13,114.32

Finding the Fourth Proportional to 25,588.44, 38,358 and 13,114.32

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Solution

The fourth proportional to 25,588.44, 38,358 and 13,114.32 is: 19,658.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.44 : 38,358 = 13,114.32 : x
  2. Step 2: Convert to fraction form
    25,588.44/38,358 = 13,114.32/x
  3. Step 3: Cross multiply
    25,588.44x = 38,358 × 13,114.32
  4. Step 4: Simplify right side
    25,588.44x = 503,039,086.56
  5. Step 5: Solve for x
    x = 503,039,086.56/25,588.44
  6. Step 6: Final answer
    x = 19,658.84

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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.