Home / 25,518.62-35,216.87-14,189.28

Finding the Fourth Proportional to 25,518.62, 35,216.87 and 14,189.28

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Solution

The fourth proportional to 25,518.62, 35,216.87 and 14,189.28 is: 19,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.62 : 35,216.87 = 14,189.28 : x
  2. Step 2: Convert to fraction form
    25,518.62/35,216.87 = 14,189.28/x
  3. Step 3: Cross multiply
    25,518.62x = 35,216.87 × 14,189.28
  4. Step 4: Simplify right side
    25,518.62x = 499,701,993.68
  5. Step 5: Solve for x
    x = 499,701,993.68/25,518.62
  6. Step 6: Final answer
    x = 19,581.86

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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.