Home / 37,272.32-51,437.44-20,505.92

Finding the Fourth Proportional to 37,272.32, 51,437.44 and 20,505.92

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Solution

The fourth proportional to 37,272.32, 51,437.44 and 20,505.92 is: 28,299.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,272.32 : 51,437.44 = 20,505.92 : x
  2. Step 2: Convert to fraction form
    37,272.32/51,437.44 = 20,505.92/x
  3. Step 3: Cross multiply
    37,272.32x = 51,437.44 × 20,505.92
  4. Step 4: Simplify right side
    37,272.32x = 1,054,772,029.64
  5. Step 5: Solve for x
    x = 1,054,772,029.64/37,272.32
  6. Step 6: Final answer
    x = 28,299.07

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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.