Home / 13,498-20,259.96-6,577.36

Finding the Fourth Proportional to 13,498, 20,259.96 and 6,577.36

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Solution

The fourth proportional to 13,498, 20,259.96 and 6,577.36 is: 9,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,498 : 20,259.96 = 6,577.36 : x
  2. Step 2: Convert to fraction form
    13,498/20,259.96 = 6,577.36/x
  3. Step 3: Cross multiply
    13,498x = 20,259.96 × 6,577.36
  4. Step 4: Simplify right side
    13,498x = 133,257,050.51
  5. Step 5: Solve for x
    x = 133,257,050.51/13,498
  6. Step 6: Final answer
    x = 9,872.36

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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.