Home / 25,357.78-34,997.40-14,753.26

Finding the Fourth Proportional to 25,357.78, 34,997.40 and 14,753.26

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Solution

The fourth proportional to 25,357.78, 34,997.40 and 14,753.26 is: 20,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.78 : 34,997.40 = 14,753.26 : x
  2. Step 2: Convert to fraction form
    25,357.78/34,997.40 = 14,753.26/x
  3. Step 3: Cross multiply
    25,357.78x = 34,997.40 × 14,753.26
  4. Step 4: Simplify right side
    25,357.78x = 516,325,741.52
  5. Step 5: Solve for x
    x = 516,325,741.52/25,357.78
  6. Step 6: Final answer
    x = 20,361.63

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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.