Home / 13,964.32-20,946.48-6,171.04

Finding the Fourth Proportional to 13,964.32, 20,946.48 and 6,171.04

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Solution

The fourth proportional to 13,964.32, 20,946.48 and 6,171.04 is: 9,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.32 : 20,946.48 = 6,171.04 : x
  2. Step 2: Convert to fraction form
    13,964.32/20,946.48 = 6,171.04/x
  3. Step 3: Cross multiply
    13,964.32x = 20,946.48 × 6,171.04
  4. Step 4: Simplify right side
    13,964.32x = 129,261,565.94
  5. Step 5: Solve for x
    x = 129,261,565.94/13,964.32
  6. Step 6: Final answer
    x = 9,256.56

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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.