Home / 19,077.80-26,327.64-10,694.36

Finding the Fourth Proportional to 19,077.80, 26,327.64 and 10,694.36

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Solution

The fourth proportional to 19,077.80, 26,327.64 and 10,694.36 is: 14,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.80 : 26,327.64 = 10,694.36 : x
  2. Step 2: Convert to fraction form
    19,077.80/26,327.64 = 10,694.36/x
  3. Step 3: Cross multiply
    19,077.80x = 26,327.64 × 10,694.36
  4. Step 4: Simplify right side
    19,077.80x = 281,557,260.11
  5. Step 5: Solve for x
    x = 281,557,260.11/19,077.80
  6. Step 6: Final answer
    x = 14,758.37

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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.