Home / 35,152.28-52,728.82-11,778.76

Finding the Fourth Proportional to 35,152.28, 52,728.82 and 11,778.76

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Solution

The fourth proportional to 35,152.28, 52,728.82 and 11,778.76 is: 17,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,152.28 : 52,728.82 = 11,778.76 : x
  2. Step 2: Convert to fraction form
    35,152.28/52,728.82 = 11,778.76/x
  3. Step 3: Cross multiply
    35,152.28x = 52,728.82 × 11,778.76
  4. Step 4: Simplify right side
    35,152.28x = 621,080,115.86
  5. Step 5: Solve for x
    x = 621,080,115.86/35,152.28
  6. Step 6: Final answer
    x = 17,668.27

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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.