Home / 17,017.07-25,525.61-5,331.20

Finding the Fourth Proportional to 17,017.07, 25,525.61 and 5,331.20

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Solution

The fourth proportional to 17,017.07, 25,525.61 and 5,331.20 is: 7,996.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.07 : 25,525.61 = 5,331.20 : x
  2. Step 2: Convert to fraction form
    17,017.07/25,525.61 = 5,331.20/x
  3. Step 3: Cross multiply
    17,017.07x = 25,525.61 × 5,331.20
  4. Step 4: Simplify right side
    17,017.07x = 136,081,977.75
  5. Step 5: Solve for x
    x = 136,081,977.75/17,017.07
  6. Step 6: Final answer
    x = 7,996.79

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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.