Home / 16,908.92-23,342.44-11,253.10

Finding the Fourth Proportional to 16,908.92, 23,342.44 and 11,253.10

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Solution

The fourth proportional to 16,908.92, 23,342.44 and 11,253.10 is: 15,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.92 : 23,342.44 = 11,253.10 : x
  2. Step 2: Convert to fraction form
    16,908.92/23,342.44 = 11,253.10/x
  3. Step 3: Cross multiply
    16,908.92x = 23,342.44 × 11,253.10
  4. Step 4: Simplify right side
    16,908.92x = 262,674,811.56
  5. Step 5: Solve for x
    x = 262,674,811.56/16,908.92
  6. Step 6: Final answer
    x = 15,534.69

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Half scale
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Double scale
Find fourth proportional to 16,909.92, 23,343.82 and 11,254.10
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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.