Home / 37,921.44-52,331.22-20,925.84

Finding the Fourth Proportional to 37,921.44, 52,331.22 and 20,925.84

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Solution

The fourth proportional to 37,921.44, 52,331.22 and 20,925.84 is: 28,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,921.44 : 52,331.22 = 20,925.84 : x
  2. Step 2: Convert to fraction form
    37,921.44/52,331.22 = 20,925.84/x
  3. Step 3: Cross multiply
    37,921.44x = 52,331.22 × 20,925.84
  4. Step 4: Simplify right side
    37,921.44x = 1,095,074,736.72
  5. Step 5: Solve for x
    x = 1,095,074,736.72/37,921.44
  6. Step 6: Final answer
    x = 28,877.46

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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.