Home / 26,474.40-39,675.60-13,335.84

Finding the Fourth Proportional to 26,474.40, 39,675.60 and 13,335.84

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Solution

The fourth proportional to 26,474.40, 39,675.60 and 13,335.84 is: 19,985.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.40 : 39,675.60 = 13,335.84 : x
  2. Step 2: Convert to fraction form
    26,474.40/39,675.60 = 13,335.84/x
  3. Step 3: Cross multiply
    26,474.40x = 39,675.60 × 13,335.84
  4. Step 4: Simplify right side
    26,474.40x = 529,107,453.50
  5. Step 5: Solve for x
    x = 529,107,453.50/26,474.40
  6. Step 6: Final answer
    x = 19,985.63

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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.