Home / 37,534.32-51,796.80-21,618.90

Finding the Fourth Proportional to 37,534.32, 51,796.80 and 21,618.90

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Solution

The fourth proportional to 37,534.32, 51,796.80 and 21,618.90 is: 29,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,534.32 : 51,796.80 = 21,618.90 : x
  2. Step 2: Convert to fraction form
    37,534.32/51,796.80 = 21,618.90/x
  3. Step 3: Cross multiply
    37,534.32x = 51,796.80 × 21,618.90
  4. Step 4: Simplify right side
    37,534.32x = 1,119,789,839.52
  5. Step 5: Solve for x
    x = 1,119,789,839.52/37,534.32
  6. Step 6: Final answer
    x = 29,833.76

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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.