Home / 17,155.05-25,728.41-4,675.14

Finding the Fourth Proportional to 17,155.05, 25,728.41 and 4,675.14

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Solution

The fourth proportional to 17,155.05, 25,728.41 and 4,675.14 is: 7,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155.05 : 25,728.41 = 4,675.14 : x
  2. Step 2: Convert to fraction form
    17,155.05/25,728.41 = 4,675.14/x
  3. Step 3: Cross multiply
    17,155.05x = 25,728.41 × 4,675.14
  4. Step 4: Simplify right side
    17,155.05x = 120,283,895.35
  5. Step 5: Solve for x
    x = 120,283,895.35/17,155.05
  6. Step 6: Final answer
    x = 7,011.57

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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.