Home / 13,577.48-20,367.32-5,786.36

Finding the Fourth Proportional to 13,577.48, 20,367.32 and 5,786.36

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Solution

The fourth proportional to 13,577.48, 20,367.32 and 5,786.36 is: 8,680.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,577.48 : 20,367.32 = 5,786.36 : x
  2. Step 2: Convert to fraction form
    13,577.48/20,367.32 = 5,786.36/x
  3. Step 3: Cross multiply
    13,577.48x = 20,367.32 × 5,786.36
  4. Step 4: Simplify right side
    13,577.48x = 117,852,645.76
  5. Step 5: Solve for x
    x = 117,852,645.76/13,577.48
  6. Step 6: Final answer
    x = 8,680.01

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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.