Home / 18,256.21-25,192.04-10,189.13

Finding the Fourth Proportional to 18,256.21, 25,192.04 and 10,189.13

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Solution

The fourth proportional to 18,256.21, 25,192.04 and 10,189.13 is: 14,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.21 : 25,192.04 = 10,189.13 : x
  2. Step 2: Convert to fraction form
    18,256.21/25,192.04 = 10,189.13/x
  3. Step 3: Cross multiply
    18,256.21x = 25,192.04 × 10,189.13
  4. Step 4: Simplify right side
    18,256.21x = 256,684,982.56
  5. Step 5: Solve for x
    x = 256,684,982.56/18,256.21
  6. Step 6: Final answer
    x = 14,060.15

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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.