Home / 21,469.08-32,202.90-7,608.36

Finding the Fourth Proportional to 21,469.08, 32,202.90 and 7,608.36

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Solution

The fourth proportional to 21,469.08, 32,202.90 and 7,608.36 is: 11,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,469.08 : 32,202.90 = 7,608.36 : x
  2. Step 2: Convert to fraction form
    21,469.08/32,202.90 = 7,608.36/x
  3. Step 3: Cross multiply
    21,469.08x = 32,202.90 × 7,608.36
  4. Step 4: Simplify right side
    21,469.08x = 245,011,256.24
  5. Step 5: Solve for x
    x = 245,011,256.24/21,469.08
  6. Step 6: Final answer
    x = 11,412.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.