Home / 13,392.34-20,051.60-6,786.23

Finding the Fourth Proportional to 13,392.34, 20,051.60 and 6,786.23

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Solution

The fourth proportional to 13,392.34, 20,051.60 and 6,786.23 is: 10,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.34 : 20,051.60 = 6,786.23 : x
  2. Step 2: Convert to fraction form
    13,392.34/20,051.60 = 6,786.23/x
  3. Step 3: Cross multiply
    13,392.34x = 20,051.60 × 6,786.23
  4. Step 4: Simplify right side
    13,392.34x = 136,074,786.24
  5. Step 5: Solve for x
    x = 136,074,786.24/13,392.34
  6. Step 6: Final answer
    x = 10,160.64

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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.