Home / 13,497.68-20,237.84-5,605.64

Finding the Fourth Proportional to 13,497.68, 20,237.84 and 5,605.64

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Solution

The fourth proportional to 13,497.68, 20,237.84 and 5,605.64 is: 8,404.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.68 : 20,237.84 = 5,605.64 : x
  2. Step 2: Convert to fraction form
    13,497.68/20,237.84 = 5,605.64/x
  3. Step 3: Cross multiply
    13,497.68x = 20,237.84 × 5,605.64
  4. Step 4: Simplify right side
    13,497.68x = 113,446,013.11
  5. Step 5: Solve for x
    x = 113,446,013.11/13,497.68
  6. Step 6: Final answer
    x = 8,404.85

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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.