Home / 25,522.75-38,291.89-13,051.53

Finding the Fourth Proportional to 25,522.75, 38,291.89 and 13,051.53

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Solution

The fourth proportional to 25,522.75, 38,291.89 and 13,051.53 is: 19,581.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522.75 : 38,291.89 = 13,051.53 : x
  2. Step 2: Convert to fraction form
    25,522.75/38,291.89 = 13,051.53/x
  3. Step 3: Cross multiply
    25,522.75x = 38,291.89 × 13,051.53
  4. Step 4: Simplify right side
    25,522.75x = 499,767,751.09
  5. Step 5: Solve for x
    x = 499,767,751.09/25,522.75
  6. Step 6: Final answer
    x = 19,581.27

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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.