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Finding the Fourth Proportional to 18,063, 27,145.44 and 10,670.76

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Solution

The fourth proportional to 18,063, 27,145.44 and 10,670.76 is: 16,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063 : 27,145.44 = 10,670.76 : x
  2. Step 2: Convert to fraction form
    18,063/27,145.44 = 10,670.76/x
  3. Step 3: Cross multiply
    18,063x = 27,145.44 × 10,670.76
  4. Step 4: Simplify right side
    18,063x = 289,662,475.33
  5. Step 5: Solve for x
    x = 289,662,475.33/18,063
  6. Step 6: Final answer
    x = 16,036.23

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1.5x scale

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.