Home / 13,462.24-18,578.16-7,493.68

Finding the Fourth Proportional to 13,462.24, 18,578.16 and 7,493.68

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Solution

The fourth proportional to 13,462.24, 18,578.16 and 7,493.68 is: 10,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.24 : 18,578.16 = 7,493.68 : x
  2. Step 2: Convert to fraction form
    13,462.24/18,578.16 = 7,493.68/x
  3. Step 3: Cross multiply
    13,462.24x = 18,578.16 × 7,493.68
  4. Step 4: Simplify right side
    13,462.24x = 139,218,786.03
  5. Step 5: Solve for x
    x = 139,218,786.03/13,462.24
  6. Step 6: Final answer
    x = 10,341.43

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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.