Home / 16,786.76-25,157.47-6,392.84

Finding the Fourth Proportional to 16,786.76, 25,157.47 and 6,392.84

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Solution

The fourth proportional to 16,786.76, 25,157.47 and 6,392.84 is: 9,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.76 : 25,157.47 = 6,392.84 : x
  2. Step 2: Convert to fraction form
    16,786.76/25,157.47 = 6,392.84/x
  3. Step 3: Cross multiply
    16,786.76x = 25,157.47 × 6,392.84
  4. Step 4: Simplify right side
    16,786.76x = 160,827,680.51
  5. Step 5: Solve for x
    x = 160,827,680.51/16,786.76
  6. Step 6: Final answer
    x = 9,580.63

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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.