Home / 12,302.46-16,976.52-9,656.19

Finding the Fourth Proportional to 12,302.46, 16,976.52 and 9,656.19

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Solution

The fourth proportional to 12,302.46, 16,976.52 and 9,656.19 is: 13,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302.46 : 16,976.52 = 9,656.19 : x
  2. Step 2: Convert to fraction form
    12,302.46/16,976.52 = 9,656.19/x
  3. Step 3: Cross multiply
    12,302.46x = 16,976.52 × 9,656.19
  4. Step 4: Simplify right side
    12,302.46x = 163,928,502.66
  5. Step 5: Solve for x
    x = 163,928,502.66/12,302.46
  6. Step 6: Final answer
    x = 13,324.86

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Double scale
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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.