Home / 37,943.26-52,364.61-20,950.78

Finding the Fourth Proportional to 37,943.26, 52,364.61 and 20,950.78

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Solution

The fourth proportional to 37,943.26, 52,364.61 and 20,950.78 is: 28,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,943.26 : 52,364.61 = 20,950.78 : x
  2. Step 2: Convert to fraction form
    37,943.26/52,364.61 = 20,950.78/x
  3. Step 3: Cross multiply
    37,943.26x = 52,364.61 × 20,950.78
  4. Step 4: Simplify right side
    37,943.26x = 1,097,079,423.90
  5. Step 5: Solve for x
    x = 1,097,079,423.90/37,943.26
  6. Step 6: Final answer
    x = 28,913.68

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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.