Home / 25,379.62-35,023.67-14,049.14

Finding the Fourth Proportional to 25,379.62, 35,023.67 and 14,049.14

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Solution

The fourth proportional to 25,379.62, 35,023.67 and 14,049.14 is: 19,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.62 : 35,023.67 = 14,049.14 : x
  2. Step 2: Convert to fraction form
    25,379.62/35,023.67 = 14,049.14/x
  3. Step 3: Cross multiply
    25,379.62x = 35,023.67 × 14,049.14
  4. Step 4: Simplify right side
    25,379.62x = 492,052,443.14
  5. Step 5: Solve for x
    x = 492,052,443.14/25,379.62
  6. Step 6: Final answer
    x = 19,387.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.