Home / 25,206.75-34,785.32-14,028.75

Finding the Fourth Proportional to 25,206.75, 34,785.32 and 14,028.75

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Solution

The fourth proportional to 25,206.75, 34,785.32 and 14,028.75 is: 19,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,206.75 : 34,785.32 = 14,028.75 : x
  2. Step 2: Convert to fraction form
    25,206.75/34,785.32 = 14,028.75/x
  3. Step 3: Cross multiply
    25,206.75x = 34,785.32 × 14,028.75
  4. Step 4: Simplify right side
    25,206.75x = 487,994,487.81
  5. Step 5: Solve for x
    x = 487,994,487.81/25,206.75
  6. Step 6: Final answer
    x = 19,359.68

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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.