Home / 11,463.40-17,195.10-10,157.80

Finding the Fourth Proportional to 11,463.40, 17,195.10 and 10,157.80

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Solution

The fourth proportional to 11,463.40, 17,195.10 and 10,157.80 is: 15,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.40 : 17,195.10 = 10,157.80 : x
  2. Step 2: Convert to fraction form
    11,463.40/17,195.10 = 10,157.80/x
  3. Step 3: Cross multiply
    11,463.40x = 17,195.10 × 10,157.80
  4. Step 4: Simplify right side
    11,463.40x = 174,664,386.78
  5. Step 5: Solve for x
    x = 174,664,386.78/11,463.40
  6. Step 6: Final answer
    x = 15,236.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.