Home / 17,978.07-26,927.82-14,822.63

Finding the Fourth Proportional to 17,978.07, 26,927.82 and 14,822.63

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Solution

The fourth proportional to 17,978.07, 26,927.82 and 14,822.63 is: 22,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,978.07 : 26,927.82 = 14,822.63 : x
  2. Step 2: Convert to fraction form
    17,978.07/26,927.82 = 14,822.63/x
  3. Step 3: Cross multiply
    17,978.07x = 26,927.82 × 14,822.63
  4. Step 4: Simplify right side
    17,978.07x = 399,140,977.93
  5. Step 5: Solve for x
    x = 399,140,977.93/17,978.07
  6. Step 6: Final answer
    x = 22,201.55

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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.