Home / 17,618.53-26,427.67-4,291.36

Finding the Fourth Proportional to 17,618.53, 26,427.67 and 4,291.36

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Solution

The fourth proportional to 17,618.53, 26,427.67 and 4,291.36 is: 6,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.53 : 26,427.67 = 4,291.36 : x
  2. Step 2: Convert to fraction form
    17,618.53/26,427.67 = 4,291.36/x
  3. Step 3: Cross multiply
    17,618.53x = 26,427.67 × 4,291.36
  4. Step 4: Simplify right side
    17,618.53x = 113,410,569.13
  5. Step 5: Solve for x
    x = 113,410,569.13/17,618.53
  6. Step 6: Final answer
    x = 6,437.01

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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.