Home / 18,322.92-27,484.32-5,175.24

Finding the Fourth Proportional to 18,322.92, 27,484.32 and 5,175.24

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Solution

The fourth proportional to 18,322.92, 27,484.32 and 5,175.24 is: 7,762.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322.92 : 27,484.32 = 5,175.24 : x
  2. Step 2: Convert to fraction form
    18,322.92/27,484.32 = 5,175.24/x
  3. Step 3: Cross multiply
    18,322.92x = 27,484.32 × 5,175.24
  4. Step 4: Simplify right side
    18,322.92x = 142,237,952.24
  5. Step 5: Solve for x
    x = 142,237,952.24/18,322.92
  6. Step 6: Final answer
    x = 7,762.84

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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.