Home / 25,435.32-38,137.18-10,626.09

Finding the Fourth Proportional to 25,435.32, 38,137.18 and 10,626.09

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Solution

The fourth proportional to 25,435.32, 38,137.18 and 10,626.09 is: 15,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,435.32 : 38,137.18 = 10,626.09 : x
  2. Step 2: Convert to fraction form
    25,435.32/38,137.18 = 10,626.09/x
  3. Step 3: Cross multiply
    25,435.32x = 38,137.18 × 10,626.09
  4. Step 4: Simplify right side
    25,435.32x = 405,249,107.03
  5. Step 5: Solve for x
    x = 405,249,107.03/25,435.32
  6. Step 6: Final answer
    x = 15,932.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.