Home / 13,861.34-20,794.06-5,095.57

Finding the Fourth Proportional to 13,861.34, 20,794.06 and 5,095.57

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Solution

The fourth proportional to 13,861.34, 20,794.06 and 5,095.57 is: 7,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861.34 : 20,794.06 = 5,095.57 : x
  2. Step 2: Convert to fraction form
    13,861.34/20,794.06 = 5,095.57/x
  3. Step 3: Cross multiply
    13,861.34x = 20,794.06 × 5,095.57
  4. Step 4: Simplify right side
    13,861.34x = 105,957,484.34
  5. Step 5: Solve for x
    x = 105,957,484.34/13,861.34
  6. Step 6: Final answer
    x = 7,644.10

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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.