Home / 25,821.26-35,631.26-14,489.20

Finding the Fourth Proportional to 25,821.26, 35,631.26 and 14,489.20

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Solution

The fourth proportional to 25,821.26, 35,631.26 and 14,489.20 is: 19,993.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,821.26 : 35,631.26 = 14,489.20 : x
  2. Step 2: Convert to fraction form
    25,821.26/35,631.26 = 14,489.20/x
  3. Step 3: Cross multiply
    25,821.26x = 35,631.26 × 14,489.20
  4. Step 4: Simplify right side
    25,821.26x = 516,268,452.39
  5. Step 5: Solve for x
    x = 516,268,452.39/25,821.26
  6. Step 6: Final answer
    x = 19,993.93

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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.