Home / 22,748.64-31,394.70-13,796.52

Finding the Fourth Proportional to 22,748.64, 31,394.70 and 13,796.52

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Solution

The fourth proportional to 22,748.64, 31,394.70 and 13,796.52 is: 19,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,748.64 : 31,394.70 = 13,796.52 : x
  2. Step 2: Convert to fraction form
    22,748.64/31,394.70 = 13,796.52/x
  3. Step 3: Cross multiply
    22,748.64x = 31,394.70 × 13,796.52
  4. Step 4: Simplify right side
    22,748.64x = 433,137,606.44
  5. Step 5: Solve for x
    x = 433,137,606.44/22,748.64
  6. Step 6: Final answer
    x = 19,040.15

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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.