Home / 14,507.52-20,014.36-9,469.92

Finding the Fourth Proportional to 14,507.52, 20,014.36 and 9,469.92

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Solution

The fourth proportional to 14,507.52, 20,014.36 and 9,469.92 is: 13,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507.52 : 20,014.36 = 9,469.92 : x
  2. Step 2: Convert to fraction form
    14,507.52/20,014.36 = 9,469.92/x
  3. Step 3: Cross multiply
    14,507.52x = 20,014.36 × 9,469.92
  4. Step 4: Simplify right side
    14,507.52x = 189,534,388.05
  5. Step 5: Solve for x
    x = 189,534,388.05/14,507.52
  6. Step 6: Final answer
    x = 13,064.56

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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.