Home / 37,904.72-52,310.06-20,910.92

Finding the Fourth Proportional to 37,904.72, 52,310.06 and 20,910.92

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Solution

The fourth proportional to 37,904.72, 52,310.06 and 20,910.92 is: 28,857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,904.72 : 52,310.06 = 20,910.92 : x
  2. Step 2: Convert to fraction form
    37,904.72/52,310.06 = 20,910.92/x
  3. Step 3: Cross multiply
    37,904.72x = 52,310.06 × 20,910.92
  4. Step 4: Simplify right side
    37,904.72x = 1,093,851,113.75
  5. Step 5: Solve for x
    x = 1,093,851,113.75/37,904.72
  6. Step 6: Final answer
    x = 28,857.92

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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.