Home / 13,594.14-20,385.66-5,272.56

Finding the Fourth Proportional to 13,594.14, 20,385.66 and 5,272.56

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Solution

The fourth proportional to 13,594.14, 20,385.66 and 5,272.56 is: 7,906.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.14 : 20,385.66 = 5,272.56 : x
  2. Step 2: Convert to fraction form
    13,594.14/20,385.66 = 5,272.56/x
  3. Step 3: Cross multiply
    13,594.14x = 20,385.66 × 5,272.56
  4. Step 4: Simplify right side
    13,594.14x = 107,484,615.49
  5. Step 5: Solve for x
    x = 107,484,615.49/13,594.14
  6. Step 6: Final answer
    x = 7,906.69

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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.