Home / 25,742.36-35,500.62-16,785.38

Finding the Fourth Proportional to 25,742.36, 35,500.62 and 16,785.38

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Solution

The fourth proportional to 25,742.36, 35,500.62 and 16,785.38 is: 23,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,742.36 : 35,500.62 = 16,785.38 : x
  2. Step 2: Convert to fraction form
    25,742.36/35,500.62 = 16,785.38/x
  3. Step 3: Cross multiply
    25,742.36x = 35,500.62 × 16,785.38
  4. Step 4: Simplify right side
    25,742.36x = 595,891,396.94
  5. Step 5: Solve for x
    x = 595,891,396.94/25,742.36
  6. Step 6: Final answer
    x = 23,148.28

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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.