Home / 32,947.75-45,467.90-18,800.90

Finding the Fourth Proportional to 32,947.75, 45,467.90 and 18,800.90

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Solution

The fourth proportional to 32,947.75, 45,467.90 and 18,800.90 is: 25,945.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,947.75 : 45,467.90 = 18,800.90 : x
  2. Step 2: Convert to fraction form
    32,947.75/45,467.90 = 18,800.90/x
  3. Step 3: Cross multiply
    32,947.75x = 45,467.90 × 18,800.90
  4. Step 4: Simplify right side
    32,947.75x = 854,837,441.11
  5. Step 5: Solve for x
    x = 854,837,441.11/32,947.75
  6. Step 6: Final answer
    x = 25,945.24

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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.