Home / 18,190.47-25,102.75-10,232.75

Finding the Fourth Proportional to 18,190.47, 25,102.75 and 10,232.75

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Solution

The fourth proportional to 18,190.47, 25,102.75 and 10,232.75 is: 14,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.47 : 25,102.75 = 10,232.75 : x
  2. Step 2: Convert to fraction form
    18,190.47/25,102.75 = 10,232.75/x
  3. Step 3: Cross multiply
    18,190.47x = 25,102.75 × 10,232.75
  4. Step 4: Simplify right side
    18,190.47x = 256,870,165.06
  5. Step 5: Solve for x
    x = 256,870,165.06/18,190.47
  6. Step 6: Final answer
    x = 14,121.14

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Half scale
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Double scale
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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.