Home / 18,403.14-27,564.48-14,232.18

Finding the Fourth Proportional to 18,403.14, 27,564.48 and 14,232.18

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Solution

The fourth proportional to 18,403.14, 27,564.48 and 14,232.18 is: 21,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403.14 : 27,564.48 = 14,232.18 : x
  2. Step 2: Convert to fraction form
    18,403.14/27,564.48 = 14,232.18/x
  3. Step 3: Cross multiply
    18,403.14x = 27,564.48 × 14,232.18
  4. Step 4: Simplify right side
    18,403.14x = 392,302,640.97
  5. Step 5: Solve for x
    x = 392,302,640.97/18,403.14
  6. Step 6: Final answer
    x = 21,317.16

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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.