Home / 17,655.18-26,505.93-11,837.82

Finding the Fourth Proportional to 17,655.18, 26,505.93 and 11,837.82

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Solution

The fourth proportional to 17,655.18, 26,505.93 and 11,837.82 is: 17,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.18 : 26,505.93 = 11,837.82 : x
  2. Step 2: Convert to fraction form
    17,655.18/26,505.93 = 11,837.82/x
  3. Step 3: Cross multiply
    17,655.18x = 26,505.93 × 11,837.82
  4. Step 4: Simplify right side
    17,655.18x = 313,772,428.27
  5. Step 5: Solve for x
    x = 313,772,428.27/17,655.18
  6. Step 6: Final answer
    x = 17,772.26

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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.