Home / 14,216.61-19,608.77-12,324.81

Finding the Fourth Proportional to 14,216.61, 19,608.77 and 12,324.81

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Solution

The fourth proportional to 14,216.61, 19,608.77 and 12,324.81 is: 16,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.61 : 19,608.77 = 12,324.81 : x
  2. Step 2: Convert to fraction form
    14,216.61/19,608.77 = 12,324.81/x
  3. Step 3: Cross multiply
    14,216.61x = 19,608.77 × 12,324.81
  4. Step 4: Simplify right side
    14,216.61x = 241,674,302.96
  5. Step 5: Solve for x
    x = 241,674,302.96/14,216.61
  6. Step 6: Final answer
    x = 16,999.43

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Half scale
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Double scale
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Similar ratio
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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.