Home / 17,422.56-26,115.96-6,888.36

Finding the Fourth Proportional to 17,422.56, 26,115.96 and 6,888.36

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Solution

The fourth proportional to 17,422.56, 26,115.96 and 6,888.36 is: 10,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,422.56 : 26,115.96 = 6,888.36 : x
  2. Step 2: Convert to fraction form
    17,422.56/26,115.96 = 6,888.36/x
  3. Step 3: Cross multiply
    17,422.56x = 26,115.96 × 6,888.36
  4. Step 4: Simplify right side
    17,422.56x = 179,896,134.23
  5. Step 5: Solve for x
    x = 179,896,134.23/17,422.56
  6. Step 6: Final answer
    x = 10,325.47

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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.