Home / 37,938.86-52,358.53-20,946.38

Finding the Fourth Proportional to 37,938.86, 52,358.53 and 20,946.38

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Solution

The fourth proportional to 37,938.86, 52,358.53 and 20,946.38 is: 28,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,938.86 : 52,358.53 = 20,946.38 : x
  2. Step 2: Convert to fraction form
    37,938.86/52,358.53 = 20,946.38/x
  3. Step 3: Cross multiply
    37,938.86x = 52,358.53 × 20,946.38
  4. Step 4: Simplify right side
    37,938.86x = 1,096,721,665.62
  5. Step 5: Solve for x
    x = 1,096,721,665.62/37,938.86
  6. Step 6: Final answer
    x = 28,907.61

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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.