Home / 18,394.02-27,564.64-10,480.14

Finding the Fourth Proportional to 18,394.02, 27,564.64 and 10,480.14

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Solution

The fourth proportional to 18,394.02, 27,564.64 and 10,480.14 is: 15,705.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.02 : 27,564.64 = 10,480.14 : x
  2. Step 2: Convert to fraction form
    18,394.02/27,564.64 = 10,480.14/x
  3. Step 3: Cross multiply
    18,394.02x = 27,564.64 × 10,480.14
  4. Step 4: Simplify right side
    18,394.02x = 288,881,260.05
  5. Step 5: Solve for x
    x = 288,881,260.05/18,394.02
  6. Step 6: Final answer
    x = 15,705.17

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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.