Home / 13,440.92-20,154.46-6,039.08

Finding the Fourth Proportional to 13,440.92, 20,154.46 and 6,039.08

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Solution

The fourth proportional to 13,440.92, 20,154.46 and 6,039.08 is: 9,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440.92 : 20,154.46 = 6,039.08 : x
  2. Step 2: Convert to fraction form
    13,440.92/20,154.46 = 6,039.08/x
  3. Step 3: Cross multiply
    13,440.92x = 20,154.46 × 6,039.08
  4. Step 4: Simplify right side
    13,440.92x = 121,714,396.30
  5. Step 5: Solve for x
    x = 121,714,396.30/13,440.92
  6. Step 6: Final answer
    x = 9,055.51

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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.