Home / 18,242.08-25,175.16-10,284.64

Finding the Fourth Proportional to 18,242.08, 25,175.16 and 10,284.64

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Solution

The fourth proportional to 18,242.08, 25,175.16 and 10,284.64 is: 14,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.08 : 25,175.16 = 10,284.64 : x
  2. Step 2: Convert to fraction form
    18,242.08/25,175.16 = 10,284.64/x
  3. Step 3: Cross multiply
    18,242.08x = 25,175.16 × 10,284.64
  4. Step 4: Simplify right side
    18,242.08x = 258,917,457.54
  5. Step 5: Solve for x
    x = 258,917,457.54/18,242.08
  6. Step 6: Final answer
    x = 14,193.42

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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.