Home / 12,519.23-17,276.58-6,930.23

Finding the Fourth Proportional to 12,519.23, 17,276.58 and 6,930.23

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Solution

The fourth proportional to 12,519.23, 17,276.58 and 6,930.23 is: 9,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519.23 : 17,276.58 = 6,930.23 : x
  2. Step 2: Convert to fraction form
    12,519.23/17,276.58 = 6,930.23/x
  3. Step 3: Cross multiply
    12,519.23x = 17,276.58 × 6,930.23
  4. Step 4: Simplify right side
    12,519.23x = 119,730,673.01
  5. Step 5: Solve for x
    x = 119,730,673.01/12,519.23
  6. Step 6: Final answer
    x = 9,563.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.