Home / 26,914.65-37,141.94-14,977.78

Finding the Fourth Proportional to 26,914.65, 37,141.94 and 14,977.78

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Solution

The fourth proportional to 26,914.65, 37,141.94 and 14,977.78 is: 20,669.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.65 : 37,141.94 = 14,977.78 : x
  2. Step 2: Convert to fraction form
    26,914.65/37,141.94 = 14,977.78/x
  3. Step 3: Cross multiply
    26,914.65x = 37,141.94 × 14,977.78
  4. Step 4: Simplify right side
    26,914.65x = 556,303,806.09
  5. Step 5: Solve for x
    x = 556,303,806.09/26,914.65
  6. Step 6: Final answer
    x = 20,669.18

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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.