Home / 17,022.46-25,533.86-5,178.15

Finding the Fourth Proportional to 17,022.46, 25,533.86 and 5,178.15

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Solution

The fourth proportional to 17,022.46, 25,533.86 and 5,178.15 is: 7,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,022.46 : 25,533.86 = 5,178.15 : x
  2. Step 2: Convert to fraction form
    17,022.46/25,533.86 = 5,178.15/x
  3. Step 3: Cross multiply
    17,022.46x = 25,533.86 × 5,178.15
  4. Step 4: Simplify right side
    17,022.46x = 132,218,157.16
  5. Step 5: Solve for x
    x = 132,218,157.16/17,022.46
  6. Step 6: Final answer
    x = 7,767.28

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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.