Home / 18,341.51-25,310.03-10,383.26

Finding the Fourth Proportional to 18,341.51, 25,310.03 and 10,383.26

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Solution

The fourth proportional to 18,341.51, 25,310.03 and 10,383.26 is: 14,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.51 : 25,310.03 = 10,383.26 : x
  2. Step 2: Convert to fraction form
    18,341.51/25,310.03 = 10,383.26/x
  3. Step 3: Cross multiply
    18,341.51x = 25,310.03 × 10,383.26
  4. Step 4: Simplify right side
    18,341.51x = 262,800,622.10
  5. Step 5: Solve for x
    x = 262,800,622.10/18,341.51
  6. Step 6: Final answer
    x = 14,328.19

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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.