Home / 25,419.42-35,080.19-14,090.25

Finding the Fourth Proportional to 25,419.42, 35,080.19 and 14,090.25

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Solution

The fourth proportional to 25,419.42, 35,080.19 and 14,090.25 is: 19,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,419.42 : 35,080.19 = 14,090.25 : x
  2. Step 2: Convert to fraction form
    25,419.42/35,080.19 = 14,090.25/x
  3. Step 3: Cross multiply
    25,419.42x = 35,080.19 × 14,090.25
  4. Step 4: Simplify right side
    25,419.42x = 494,288,761.09
  5. Step 5: Solve for x
    x = 494,288,761.09/25,419.42
  6. Step 6: Final answer
    x = 19,445.32

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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.