Home / 18,174.28-25,073.40-10,214.68

Finding the Fourth Proportional to 18,174.28, 25,073.40 and 10,214.68

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Solution

The fourth proportional to 18,174.28, 25,073.40 and 10,214.68 is: 14,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.28 : 25,073.40 = 10,214.68 : x
  2. Step 2: Convert to fraction form
    18,174.28/25,073.40 = 10,214.68/x
  3. Step 3: Cross multiply
    18,174.28x = 25,073.40 × 10,214.68
  4. Step 4: Simplify right side
    18,174.28x = 256,116,757.51
  5. Step 5: Solve for x
    x = 256,116,757.51/18,174.28
  6. Step 6: Final answer
    x = 14,092.26

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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.