Home / 25,676.36-35,425.86-15,066.44

Finding the Fourth Proportional to 25,676.36, 35,425.86 and 15,066.44

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Solution

The fourth proportional to 25,676.36, 35,425.86 and 15,066.44 is: 20,787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676.36 : 35,425.86 = 15,066.44 : x
  2. Step 2: Convert to fraction form
    25,676.36/35,425.86 = 15,066.44/x
  3. Step 3: Cross multiply
    25,676.36x = 35,425.86 × 15,066.44
  4. Step 4: Simplify right side
    25,676.36x = 533,741,594.14
  5. Step 5: Solve for x
    x = 533,741,594.14/25,676.36
  6. Step 6: Final answer
    x = 20,787.28

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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.