Home / 13,503.76-20,248.62-6,104.68

Finding the Fourth Proportional to 13,503.76, 20,248.62 and 6,104.68

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Solution

The fourth proportional to 13,503.76, 20,248.62 and 6,104.68 is: 9,153.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503.76 : 20,248.62 = 6,104.68 : x
  2. Step 2: Convert to fraction form
    13,503.76/20,248.62 = 6,104.68/x
  3. Step 3: Cross multiply
    13,503.76x = 20,248.62 × 6,104.68
  4. Step 4: Simplify right side
    13,503.76x = 123,611,345.54
  5. Step 5: Solve for x
    x = 123,611,345.54/13,503.76
  6. Step 6: Final answer
    x = 9,153.85

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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.