Home / 17,318.74-25,975.95-6,930.58

Finding the Fourth Proportional to 17,318.74, 25,975.95 and 6,930.58

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Solution

The fourth proportional to 17,318.74, 25,975.95 and 6,930.58 is: 10,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.74 : 25,975.95 = 6,930.58 : x
  2. Step 2: Convert to fraction form
    17,318.74/25,975.95 = 6,930.58/x
  3. Step 3: Cross multiply
    17,318.74x = 25,975.95 × 6,930.58
  4. Step 4: Simplify right side
    17,318.74x = 180,028,399.55
  5. Step 5: Solve for x
    x = 180,028,399.55/17,318.74
  6. Step 6: Final answer
    x = 10,395.01

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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.