Home / 16,854.96-23,263.38-11,190.18

Finding the Fourth Proportional to 16,854.96, 23,263.38 and 11,190.18

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Solution

The fourth proportional to 16,854.96, 23,263.38 and 11,190.18 is: 15,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.96 : 23,263.38 = 11,190.18 : x
  2. Step 2: Convert to fraction form
    16,854.96/23,263.38 = 11,190.18/x
  3. Step 3: Cross multiply
    16,854.96x = 23,263.38 × 11,190.18
  4. Step 4: Simplify right side
    16,854.96x = 260,321,409.61
  5. Step 5: Solve for x
    x = 260,321,409.61/16,854.96
  6. Step 6: Final answer
    x = 15,444.80

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Half scale
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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.