Home / 37,205.05-51,342.94-20,209.32

Finding the Fourth Proportional to 37,205.05, 51,342.94 and 20,209.32

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Solution

The fourth proportional to 37,205.05, 51,342.94 and 20,209.32 is: 27,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,205.05 : 51,342.94 = 20,209.32 : x
  2. Step 2: Convert to fraction form
    37,205.05/51,342.94 = 20,209.32/x
  3. Step 3: Cross multiply
    37,205.05x = 51,342.94 × 20,209.32
  4. Step 4: Simplify right side
    37,205.05x = 1,037,606,017.03
  5. Step 5: Solve for x
    x = 1,037,606,017.03/37,205.05
  6. Step 6: Final answer
    x = 27,888.85

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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.