Home / 37,877.32-52,273.81-20,883.11

Finding the Fourth Proportional to 37,877.32, 52,273.81 and 20,883.11

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Solution

The fourth proportional to 37,877.32, 52,273.81 and 20,883.11 is: 28,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,877.32 : 52,273.81 = 20,883.11 : x
  2. Step 2: Convert to fraction form
    37,877.32/52,273.81 = 20,883.11/x
  3. Step 3: Cross multiply
    37,877.32x = 52,273.81 × 20,883.11
  4. Step 4: Simplify right side
    37,877.32x = 1,091,639,619.93
  5. Step 5: Solve for x
    x = 1,091,639,619.93/37,877.32
  6. Step 6: Final answer
    x = 28,820.41

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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.