Home / 37,609.92-51,783.30-28,628.64

Finding the Fourth Proportional to 37,609.92, 51,783.30 and 28,628.64

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Solution

The fourth proportional to 37,609.92, 51,783.30 and 28,628.64 is: 39,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,609.92 : 51,783.30 = 28,628.64 : x
  2. Step 2: Convert to fraction form
    37,609.92/51,783.30 = 28,628.64/x
  3. Step 3: Cross multiply
    37,609.92x = 51,783.30 × 28,628.64
  4. Step 4: Simplify right side
    37,609.92x = 1,482,485,453.71
  5. Step 5: Solve for x
    x = 1,482,485,453.71/37,609.92
  6. Step 6: Final answer
    x = 39,417.41

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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.