Home / 37,939.24-52,359.05-20,946.76

Finding the Fourth Proportional to 37,939.24, 52,359.05 and 20,946.76

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Solution

The fourth proportional to 37,939.24, 52,359.05 and 20,946.76 is: 28,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.24 : 52,359.05 = 20,946.76 : x
  2. Step 2: Convert to fraction form
    37,939.24/52,359.05 = 20,946.76/x
  3. Step 3: Cross multiply
    37,939.24x = 52,359.05 × 20,946.76
  4. Step 4: Simplify right side
    37,939.24x = 1,096,752,454.18
  5. Step 5: Solve for x
    x = 1,096,752,454.18/37,939.24
  6. Step 6: Final answer
    x = 28,908.13

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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.