Home / 12,412.24-18,600.12-9,277.54

Finding the Fourth Proportional to 12,412.24, 18,600.12 and 9,277.54

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Solution

The fourth proportional to 12,412.24, 18,600.12 and 9,277.54 is: 13,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,412.24 : 18,600.12 = 9,277.54 : x
  2. Step 2: Convert to fraction form
    12,412.24/18,600.12 = 9,277.54/x
  3. Step 3: Cross multiply
    12,412.24x = 18,600.12 × 9,277.54
  4. Step 4: Simplify right side
    12,412.24x = 172,563,357.30
  5. Step 5: Solve for x
    x = 172,563,357.30/12,412.24
  6. Step 6: Final answer
    x = 13,902.68

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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.