Home / 17,152.20-23,649.30-11,838.60

Finding the Fourth Proportional to 17,152.20, 23,649.30 and 11,838.60

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Solution

The fourth proportional to 17,152.20, 23,649.30 and 11,838.60 is: 16,322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152.20 : 23,649.30 = 11,838.60 : x
  2. Step 2: Convert to fraction form
    17,152.20/23,649.30 = 11,838.60/x
  3. Step 3: Cross multiply
    17,152.20x = 23,649.30 × 11,838.60
  4. Step 4: Simplify right side
    17,152.20x = 279,974,602.98
  5. Step 5: Solve for x
    x = 279,974,602.98/17,152.20
  6. Step 6: Final answer
    x = 16,322.96

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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.