Home / 37,955.66-52,378.43-20,959.88

Finding the Fourth Proportional to 37,955.66, 52,378.43 and 20,959.88

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Solution

The fourth proportional to 37,955.66, 52,378.43 and 20,959.88 is: 28,924.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,955.66 : 52,378.43 = 20,959.88 : x
  2. Step 2: Convert to fraction form
    37,955.66/52,378.43 = 20,959.88/x
  3. Step 3: Cross multiply
    37,955.66x = 52,378.43 × 20,959.88
  4. Step 4: Simplify right side
    37,955.66x = 1,097,845,240.70
  5. Step 5: Solve for x
    x = 1,097,845,240.70/37,955.66
  6. Step 6: Final answer
    x = 28,924.42

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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.