Home / 18,954.96-26,162.64-10,996.17

Finding the Fourth Proportional to 18,954.96, 26,162.64 and 10,996.17

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Solution

The fourth proportional to 18,954.96, 26,162.64 and 10,996.17 is: 15,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.96 : 26,162.64 = 10,996.17 : x
  2. Step 2: Convert to fraction form
    18,954.96/26,162.64 = 10,996.17/x
  3. Step 3: Cross multiply
    18,954.96x = 26,162.64 × 10,996.17
  4. Step 4: Simplify right side
    18,954.96x = 287,688,837.09
  5. Step 5: Solve for x
    x = 287,688,837.09/18,954.96
  6. Step 6: Final answer
    x = 15,177.50

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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.