Home / 37,682.12-52,001.98-20,687.96

Finding the Fourth Proportional to 37,682.12, 52,001.98 and 20,687.96

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Solution

The fourth proportional to 37,682.12, 52,001.98 and 20,687.96 is: 28,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,682.12 : 52,001.98 = 20,687.96 : x
  2. Step 2: Convert to fraction form
    37,682.12/52,001.98 = 20,687.96/x
  3. Step 3: Cross multiply
    37,682.12x = 52,001.98 × 20,687.96
  4. Step 4: Simplify right side
    37,682.12x = 1,075,814,882.16
  5. Step 5: Solve for x
    x = 1,075,814,882.16/37,682.12
  6. Step 6: Final answer
    x = 28,549.74

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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.