Home / 18,824.04-25,974.36-11,270.16

Finding the Fourth Proportional to 18,824.04, 25,974.36 and 11,270.16

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Solution

The fourth proportional to 18,824.04, 25,974.36 and 11,270.16 is: 15,551.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,824.04 : 25,974.36 = 11,270.16 : x
  2. Step 2: Convert to fraction form
    18,824.04/25,974.36 = 11,270.16/x
  3. Step 3: Cross multiply
    18,824.04x = 25,974.36 × 11,270.16
  4. Step 4: Simplify right side
    18,824.04x = 292,735,193.10
  5. Step 5: Solve for x
    x = 292,735,193.10/18,824.04
  6. Step 6: Final answer
    x = 15,551.14

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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.