Home / 18,232.76-25,160.82-10,678.16

Finding the Fourth Proportional to 18,232.76, 25,160.82 and 10,678.16

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Solution

The fourth proportional to 18,232.76, 25,160.82 and 10,678.16 is: 14,735.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.76 : 25,160.82 = 10,678.16 : x
  2. Step 2: Convert to fraction form
    18,232.76/25,160.82 = 10,678.16/x
  3. Step 3: Cross multiply
    18,232.76x = 25,160.82 × 10,678.16
  4. Step 4: Simplify right side
    18,232.76x = 268,671,261.69
  5. Step 5: Solve for x
    x = 268,671,261.69/18,232.76
  6. Step 6: Final answer
    x = 14,735.63

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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.