Home / 12,077.96-16,670.57-7,366.19

Finding the Fourth Proportional to 12,077.96, 16,670.57 and 7,366.19

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Solution

The fourth proportional to 12,077.96, 16,670.57 and 7,366.19 is: 10,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077.96 : 16,670.57 = 7,366.19 : x
  2. Step 2: Convert to fraction form
    12,077.96/16,670.57 = 7,366.19/x
  3. Step 3: Cross multiply
    12,077.96x = 16,670.57 × 7,366.19
  4. Step 4: Simplify right side
    12,077.96x = 122,798,465.84
  5. Step 5: Solve for x
    x = 122,798,465.84/12,077.96
  6. Step 6: Final answer
    x = 10,167.16

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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.