Home / 37,939.26-52,359.08-20,946.77

Finding the Fourth Proportional to 37,939.26, 52,359.08 and 20,946.77

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Solution

The fourth proportional to 37,939.26, 52,359.08 and 20,946.77 is: 28,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.26 : 52,359.08 = 20,946.77 : x
  2. Step 2: Convert to fraction form
    37,939.26/52,359.08 = 20,946.77/x
  3. Step 3: Cross multiply
    37,939.26x = 52,359.08 × 20,946.77
  4. Step 4: Simplify right side
    37,939.26x = 1,096,753,632.34
  5. Step 5: Solve for x
    x = 1,096,753,632.34/37,939.26
  6. Step 6: Final answer
    x = 28,908.15

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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.