Home / 37,690.27-52,013.56-20,695.61

Finding the Fourth Proportional to 37,690.27, 52,013.56 and 20,695.61

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Solution

The fourth proportional to 37,690.27, 52,013.56 and 20,695.61 is: 28,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,690.27 : 52,013.56 = 20,695.61 : x
  2. Step 2: Convert to fraction form
    37,690.27/52,013.56 = 20,695.61/x
  3. Step 3: Cross multiply
    37,690.27x = 52,013.56 × 20,695.61
  4. Step 4: Simplify right side
    37,690.27x = 1,076,452,176.99
  5. Step 5: Solve for x
    x = 1,076,452,176.99/37,690.27
  6. Step 6: Final answer
    x = 28,560.48

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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.