Home / 25,817.26-35,625.74-14,485.20

Finding the Fourth Proportional to 25,817.26, 35,625.74 and 14,485.20

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Solution

The fourth proportional to 25,817.26, 35,625.74 and 14,485.20 is: 19,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,817.26 : 35,625.74 = 14,485.20 : x
  2. Step 2: Convert to fraction form
    25,817.26/35,625.74 = 14,485.20/x
  3. Step 3: Cross multiply
    25,817.26x = 35,625.74 × 14,485.20
  4. Step 4: Simplify right side
    25,817.26x = 516,045,969.05
  5. Step 5: Solve for x
    x = 516,045,969.05/25,817.26
  6. Step 6: Final answer
    x = 19,988.41

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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.