Home / 17,002.66-25,507.60-5,316.76

Finding the Fourth Proportional to 17,002.66, 25,507.60 and 5,316.76

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Solution

The fourth proportional to 17,002.66, 25,507.60 and 5,316.76 is: 7,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002.66 : 25,507.60 = 5,316.76 : x
  2. Step 2: Convert to fraction form
    17,002.66/25,507.60 = 5,316.76/x
  3. Step 3: Cross multiply
    17,002.66x = 25,507.60 × 5,316.76
  4. Step 4: Simplify right side
    17,002.66x = 135,617,787.38
  5. Step 5: Solve for x
    x = 135,617,787.38/17,002.66
  6. Step 6: Final answer
    x = 7,976.27

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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.