Home / 18,151.64-27,276.24-9,837.80

Finding the Fourth Proportional to 18,151.64, 27,276.24 and 9,837.80

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Solution

The fourth proportional to 18,151.64, 27,276.24 and 9,837.80 is: 14,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151.64 : 27,276.24 = 9,837.80 : x
  2. Step 2: Convert to fraction form
    18,151.64/27,276.24 = 9,837.80/x
  3. Step 3: Cross multiply
    18,151.64x = 27,276.24 × 9,837.80
  4. Step 4: Simplify right side
    18,151.64x = 268,338,193.87
  5. Step 5: Solve for x
    x = 268,338,193.87/18,151.64
  6. Step 6: Final answer
    x = 14,783.14

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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.