Home / 25,379.48-38,020.26-14,252.42

Finding the Fourth Proportional to 25,379.48, 38,020.26 and 14,252.42

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Solution

The fourth proportional to 25,379.48, 38,020.26 and 14,252.42 is: 21,351.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.48 : 38,020.26 = 14,252.42 : x
  2. Step 2: Convert to fraction form
    25,379.48/38,020.26 = 14,252.42/x
  3. Step 3: Cross multiply
    25,379.48x = 38,020.26 × 14,252.42
  4. Step 4: Simplify right side
    25,379.48x = 541,880,714.03
  5. Step 5: Solve for x
    x = 541,880,714.03/25,379.48
  6. Step 6: Final answer
    x = 21,351.14

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1.5x scale

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.