Home / 13,960.34-20,944.42-5,646.19

Finding the Fourth Proportional to 13,960.34, 20,944.42 and 5,646.19

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Solution

The fourth proportional to 13,960.34, 20,944.42 and 5,646.19 is: 8,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.34 : 20,944.42 = 5,646.19 : x
  2. Step 2: Convert to fraction form
    13,960.34/20,944.42 = 5,646.19/x
  3. Step 3: Cross multiply
    13,960.34x = 20,944.42 × 5,646.19
  4. Step 4: Simplify right side
    13,960.34x = 118,256,174.76
  5. Step 5: Solve for x
    x = 118,256,174.76/13,960.34
  6. Step 6: Final answer
    x = 8,470.87

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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.