Home / 25,499.21-35,187.68-14,169.47

Finding the Fourth Proportional to 25,499.21, 35,187.68 and 14,169.47

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Solution

The fourth proportional to 25,499.21, 35,187.68 and 14,169.47 is: 19,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.21 : 35,187.68 = 14,169.47 : x
  2. Step 2: Convert to fraction form
    25,499.21/35,187.68 = 14,169.47/x
  3. Step 3: Cross multiply
    25,499.21x = 35,187.68 × 14,169.47
  4. Step 4: Simplify right side
    25,499.21x = 498,590,635.61
  5. Step 5: Solve for x
    x = 498,590,635.61/25,499.21
  6. Step 6: Final answer
    x = 19,553.18

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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.