Home / 16,839.04-25,258.56-6,445.12

Finding the Fourth Proportional to 16,839.04, 25,258.56 and 6,445.12

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Solution

The fourth proportional to 16,839.04, 25,258.56 and 6,445.12 is: 9,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.04 : 25,258.56 = 6,445.12 : x
  2. Step 2: Convert to fraction form
    16,839.04/25,258.56 = 6,445.12/x
  3. Step 3: Cross multiply
    16,839.04x = 25,258.56 × 6,445.12
  4. Step 4: Simplify right side
    16,839.04x = 162,794,450.23
  5. Step 5: Solve for x
    x = 162,794,450.23/16,839.04
  6. Step 6: Final answer
    x = 9,667.68

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Similar ratio
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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.