Home / 12,629.04-17,427.28-6,963.50

Finding the Fourth Proportional to 12,629.04, 17,427.28 and 6,963.50

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Solution

The fourth proportional to 12,629.04, 17,427.28 and 6,963.50 is: 9,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,629.04 : 17,427.28 = 6,963.50 : x
  2. Step 2: Convert to fraction form
    12,629.04/17,427.28 = 6,963.50/x
  3. Step 3: Cross multiply
    12,629.04x = 17,427.28 × 6,963.50
  4. Step 4: Simplify right side
    12,629.04x = 121,354,864.28
  5. Step 5: Solve for x
    x = 121,354,864.28/12,629.04
  6. Step 6: Final answer
    x = 9,609.19

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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.