Home / 13,548.33-20,296.19-9,983.98

Finding the Fourth Proportional to 13,548.33, 20,296.19 and 9,983.98

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Solution

The fourth proportional to 13,548.33, 20,296.19 and 9,983.98 is: 14,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.33 : 20,296.19 = 9,983.98 : x
  2. Step 2: Convert to fraction form
    13,548.33/20,296.19 = 9,983.98/x
  3. Step 3: Cross multiply
    13,548.33x = 20,296.19 × 9,983.98
  4. Step 4: Simplify right side
    13,548.33x = 202,636,729.26
  5. Step 5: Solve for x
    x = 202,636,729.26/13,548.33
  6. Step 6: Final answer
    x = 14,956.58

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1.5x scale

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.