Home / 13,503.39-20,257.11-4,736.76

Finding the Fourth Proportional to 13,503.39, 20,257.11 and 4,736.76

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Solution

The fourth proportional to 13,503.39, 20,257.11 and 4,736.76 is: 7,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503.39 : 20,257.11 = 4,736.76 : x
  2. Step 2: Convert to fraction form
    13,503.39/20,257.11 = 4,736.76/x
  3. Step 3: Cross multiply
    13,503.39x = 20,257.11 × 4,736.76
  4. Step 4: Simplify right side
    13,503.39x = 95,953,068.36
  5. Step 5: Solve for x
    x = 95,953,068.36/13,503.39
  6. Step 6: Final answer
    x = 7,105.85

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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.