Home / 26,687.56-36,828.34-14,751.40

Finding the Fourth Proportional to 26,687.56, 36,828.34 and 14,751.40

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Solution

The fourth proportional to 26,687.56, 36,828.34 and 14,751.40 is: 20,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.56 : 36,828.34 = 14,751.40 : x
  2. Step 2: Convert to fraction form
    26,687.56/36,828.34 = 14,751.40/x
  3. Step 3: Cross multiply
    26,687.56x = 36,828.34 × 14,751.40
  4. Step 4: Simplify right side
    26,687.56x = 543,269,574.68
  5. Step 5: Solve for x
    x = 543,269,574.68/26,687.56
  6. Step 6: Final answer
    x = 20,356.66

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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.