Home / 13,462.08-18,575.46-7,493.60

Finding the Fourth Proportional to 13,462.08, 18,575.46 and 7,493.60

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Solution

The fourth proportional to 13,462.08, 18,575.46 and 7,493.60 is: 10,339.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.08 : 18,575.46 = 7,493.60 : x
  2. Step 2: Convert to fraction form
    13,462.08/18,575.46 = 7,493.60/x
  3. Step 3: Cross multiply
    13,462.08x = 18,575.46 × 7,493.60
  4. Step 4: Simplify right side
    13,462.08x = 139,197,067.06
  5. Step 5: Solve for x
    x = 139,197,067.06/13,462.08
  6. Step 6: Final answer
    x = 10,339.94

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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.